{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"atlas","mode":"comparison","updatedThrough":"2026-08-15","guardrail":"A bilateral atlas route preserves a sequence of declared edges for navigation and audit. A direct edge, common neighbor, or multi-hop path does not make the endpoints equivalent, establish ownership or control, assign liability, define an antitrust market, make unlike measures comparable, or show causation.","filters":{"layer":"all","layerMatched":true,"left":"industry:81219","leftMatched":true,"right":"source:census-ecnsize-concentration-2022","rightMatched":true,"view":"paths"},"summary":{"nodeCount":5478,"edgeCount":19193,"sourceCount":1,"profileCount":5433,"nodeKindCount":13,"layerCount":4,"directEdgeCount":1,"disconnected":false,"eligibleEdgeCount":19193,"ledgerEdgeCount":7,"leftNeighborCount":4,"pathLimitReached":false,"rightNeighborCount":1872,"sharedNeighborCount":3,"shortestHopCount":1,"shortestPathCount":1},"endpoints":{"left":{"id":"industry:81219","kind":"industry","label":"Other personal care services","shortLabel":"81219 Other personal c...","description":"2022 Economic Census employer-firm concentration screen for NAICS 81219.","href":"/industries/81219","metricLabel":"Revenue HHI","metricValue":"D","detail":"28.1K firms / 16.1B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"81219 other personal care services 81","connectionCount":4},"right":{"id":"source:census-ecnsize-concentration-2022","kind":"source","label":"2022 Economic Census Concentration of Largest Firms","shortLabel":"U.S. Census Bureau","description":"Economy-wide national firm concentration statistics by 2022 NAICS industry including revenue-based HHI and largest-firm concentration ratios.","href":"/sources/census-ecnsize-concentration-2022","metricLabel":"Access date","metricValue":"2026-07-17","detail":"U.S. Census Bureau","status":"public dataset","year":2026,"color":"#64748b","searchText":"census-ecnsize-concentration-2022 2022 economic census concentration of largest firms u.s. census bureau economy-wide national firm concentration statistics by 2022 naics industry including revenue-based hhi and largest-firm concentration ratios. u.s. census bureau, 2022 economic census, ec2200sizeconcen: selected sectors - concentration of largest firms for the united states, released april 2025. public_dataset","connectionCount":1872}},"shortestPaths":[{"id":"path:industry-source:81219:census-ecnsize-concentration-2022","edges":[{"id":"industry-source:81219:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:81219","to":"source:census-ecnsize-concentration-2022","label":"Economic Census source","detail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 81219.","evidenceLabel":"U.S. Census Bureau","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."}],"hopCount":1,"nodes":[{"id":"industry:81219","kind":"industry","label":"Other personal care services","shortLabel":"81219 Other personal c...","description":"2022 Economic Census employer-firm concentration screen for NAICS 81219.","href":"/industries/81219","metricLabel":"Revenue HHI","metricValue":"D","detail":"28.1K firms / 16.1B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"81219 other personal care services 81","connectionCount":4},{"id":"source:census-ecnsize-concentration-2022","kind":"source","label":"2022 Economic Census Concentration of Largest Firms","shortLabel":"U.S. Census Bureau","description":"Economy-wide national firm concentration statistics by 2022 NAICS industry including revenue-based HHI and largest-firm concentration ratios.","href":"/sources/census-ecnsize-concentration-2022","metricLabel":"Access date","metricValue":"2026-07-17","detail":"U.S. Census Bureau","status":"public dataset","year":2026,"color":"#64748b","searchText":"census-ecnsize-concentration-2022 2022 economic census concentration of largest firms u.s. census bureau economy-wide national firm concentration statistics by 2022 naics industry including revenue-based hhi and largest-firm concentration ratios. u.s. census bureau, 2022 economic census, ec2200sizeconcen: selected sectors - concentration of largest firms for the united states, released april 2025. public_dataset","connectionCount":1872}]}],"sharedNeighbors":[{"leftEdges":[{"id":"industry-hierarchy:812191:81219","type":"industry_hierarchy","layer":"measurement","from":"industry:812191","to":"industry:81219","label":"NAICS parent classification","detail":"Diet and weight reducing centers (NAICS 812191) is classified under Other personal care services (NAICS 81219) in the 2022 NAICS hierarchy.","evidenceLabel":"2022 NAICS hierarchy","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."}],"node":{"id":"industry:812191","kind":"industry","label":"Diet and weight reducing centers","shortLabel":"812191 Diet and weight...","description":"2022 Economic Census employer-firm concentration screen for NAICS 812191.","href":"/industries/812191","metricLabel":"Revenue HHI","metricValue":"D","detail":"1.4K firms / 2.4B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"812191 diet and weight reducing centers 81","connectionCount":3},"rightEdges":[{"id":"industry-source:812191:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:812191","to":"source:census-ecnsize-concentration-2022","label":"Economic Census source","detail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 812191.","evidenceLabel":"U.S. Census Bureau","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."}]},{"leftEdges":[{"id":"industry-hierarchy:812199:81219","type":"industry_hierarchy","layer":"measurement","from":"industry:812199","to":"industry:81219","label":"NAICS parent classification","detail":"Other personal care services (NAICS 812199) is classified under Other personal care services (NAICS 81219) in the 2022 NAICS hierarchy.","evidenceLabel":"2022 NAICS hierarchy","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."}],"node":{"id":"industry:812199","kind":"industry","label":"Other personal care services","shortLabel":"812199 Other personal...","description":"2022 Economic Census employer-firm concentration screen for NAICS 812199.","href":"/industries/812199","metricLabel":"Revenue HHI","metricValue":"13.4","detail":"26.7K firms / 13.7B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"812199 other personal care services 81","connectionCount":4},"rightEdges":[{"id":"industry-source:812199:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:812199","to":"source:census-ecnsize-concentration-2022","label":"Economic Census source","detail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 812199.","evidenceLabel":"U.S. Census Bureau","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."}]},{"leftEdges":[{"id":"industry-hierarchy:81219:8121","type":"industry_hierarchy","layer":"measurement","from":"industry:81219","to":"industry:8121","label":"NAICS parent classification","detail":"Other personal care services (NAICS 81219) is classified under Personal care services (NAICS 8121) in the 2022 NAICS hierarchy.","evidenceLabel":"2022 NAICS hierarchy","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."}],"node":{"id":"industry:8121","kind":"industry","label":"Personal care services","shortLabel":"8121 Personal care ser...","description":"2022 Economic Census employer-firm concentration screen for NAICS 8121.","href":"/industries/8121","metricLabel":"Revenue HHI","metricValue":"5.3","detail":"140.6K firms / 54.8B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"8121 personal care services 81","connectionCount":4},"rightEdges":[{"id":"industry-source:8121:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:8121","to":"source:census-ecnsize-concentration-2022","label":"Economic Census source","detail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 8121.","evidenceLabel":"U.S. Census Bureau","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."}]}],"nodes":[{"id":"industry:812191","kind":"industry","label":"Diet and weight reducing centers","shortLabel":"812191 Diet and weight...","description":"2022 Economic Census employer-firm concentration screen for NAICS 812191.","href":"/industries/812191","metricLabel":"Revenue HHI","metricValue":"D","detail":"1.4K firms / 2.4B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"812191 diet and weight reducing centers 81","connectionCount":3},{"id":"industry:81219","kind":"industry","label":"Other personal care services","shortLabel":"81219 Other personal c...","description":"2022 Economic Census employer-firm concentration screen for NAICS 81219.","href":"/industries/81219","metricLabel":"Revenue HHI","metricValue":"D","detail":"28.1K firms / 16.1B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"81219 other personal care services 81","connectionCount":4},{"id":"industry:812199","kind":"industry","label":"Other personal care services","shortLabel":"812199 Other personal...","description":"2022 Economic Census employer-firm concentration screen for NAICS 812199.","href":"/industries/812199","metricLabel":"Revenue HHI","metricValue":"13.4","detail":"26.7K firms / 13.7B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"812199 other personal care services 81","connectionCount":4},{"id":"industry:8121","kind":"industry","label":"Personal care services","shortLabel":"8121 Personal care ser...","description":"2022 Economic Census employer-firm concentration screen for NAICS 8121.","href":"/industries/8121","metricLabel":"Revenue HHI","metricValue":"5.3","detail":"140.6K firms / 54.8B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"8121 personal care services 81","connectionCount":4},{"id":"source:census-ecnsize-concentration-2022","kind":"source","label":"2022 Economic Census Concentration of Largest Firms","shortLabel":"U.S. Census Bureau","description":"Economy-wide national firm concentration statistics by 2022 NAICS industry including revenue-based HHI and largest-firm concentration ratios.","href":"/sources/census-ecnsize-concentration-2022","metricLabel":"Access date","metricValue":"2026-07-17","detail":"U.S. Census Bureau","status":"public dataset","year":2026,"color":"#64748b","searchText":"census-ecnsize-concentration-2022 2022 economic census concentration of largest firms u.s. census bureau economy-wide national firm concentration statistics by 2022 naics industry including revenue-based hhi and largest-firm concentration ratios. u.s. census bureau, 2022 economic census, ec2200sizeconcen: selected sectors - concentration of largest firms for the united states, released april 2025. public_dataset","connectionCount":1872}],"rows":[{"id":"industry-hierarchy:81219:8121","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:81219","fromKind":"industry","fromLabel":"Other personal care services","fromHref":"/industries/81219","toId":"industry:8121","toKind":"industry","toLabel":"Personal care services","toHref":"/industries/8121","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Other personal care services (NAICS 81219) is classified under Personal care services (NAICS 8121) in the 2022 NAICS hierarchy.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."},{"id":"industry-hierarchy:812191:81219","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:812191","fromKind":"industry","fromLabel":"Diet and weight reducing centers","fromHref":"/industries/812191","toId":"industry:81219","toKind":"industry","toLabel":"Other personal care services","toHref":"/industries/81219","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Diet and weight reducing centers (NAICS 812191) is classified under Other personal care services (NAICS 81219) in the 2022 NAICS hierarchy.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."},{"id":"industry-hierarchy:812199:81219","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:812199","fromKind":"industry","fromLabel":"Other personal care services","fromHref":"/industries/812199","toId":"industry:81219","toKind":"industry","toLabel":"Other personal care services","toHref":"/industries/81219","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Other personal care services (NAICS 812199) is classified under Other personal care services (NAICS 81219) in the 2022 NAICS hierarchy.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."},{"id":"industry-source:8121:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:8121","fromKind":"industry","fromLabel":"Personal care services","fromHref":"/industries/8121","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau","evidenceDetail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 8121.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."},{"id":"industry-source:81219:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:81219","fromKind":"industry","fromLabel":"Other personal care services","fromHref":"/industries/81219","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau","evidenceDetail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 81219.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."},{"id":"industry-source:812191:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:812191","fromKind":"industry","fromLabel":"Diet and weight reducing centers","fromHref":"/industries/812191","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau","evidenceDetail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 812191.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."},{"id":"industry-source:812199:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:812199","fromKind":"industry","fromLabel":"Other personal care services","fromHref":"/industries/812199","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau","evidenceDetail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 812199.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."}]}