{"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:519","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":5,"leftNeighborCount":3,"pathLimitReached":false,"rightNeighborCount":1872,"sharedNeighborCount":2,"shortestHopCount":1,"shortestPathCount":1},"endpoints":{"left":{"id":"industry:519","kind":"industry","label":"Web search portals, libraries, archives, and other information services","shortLabel":"519 Web search portals...","description":"2022 Economic Census employer-firm concentration screen for NAICS 519.","href":"/industries/519","metricLabel":"Revenue HHI","metricValue":"D","detail":"3K firms / 147B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"519 web search portals, libraries, archives, and other information services 51","connectionCount":3},"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:519:census-ecnsize-concentration-2022","edges":[{"id":"industry-source:519:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:519","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 519.","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:519","kind":"industry","label":"Web search portals, libraries, archives, and other information services","shortLabel":"519 Web search portals...","description":"2022 Economic Census employer-firm concentration screen for NAICS 519.","href":"/industries/519","metricLabel":"Revenue HHI","metricValue":"D","detail":"3K firms / 147B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"519 web search portals, libraries, archives, and other information services 51","connectionCount":3},{"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:519:51","type":"industry_hierarchy","layer":"measurement","from":"industry:519","to":"industry:51","label":"NAICS parent classification","detail":"Web search portals, libraries, archives, and other information services (NAICS 519) is classified under Information (NAICS 51) 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:51","kind":"industry","label":"Information","shortLabel":"51 Information","description":"2022 Economic Census employer-firm concentration screen for NAICS 51.","href":"/industries/51","metricLabel":"Revenue HHI","metricValue":"231.6","detail":"91.8K firms / 2.2T revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"51 information 51","connectionCount":13},"rightEdges":[{"id":"industry-source:51:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:51","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 51.","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:5192:519","type":"industry_hierarchy","layer":"measurement","from":"industry:5192","to":"industry:519","label":"NAICS parent classification","detail":"Web search portals, libraries, archives, and other information services (NAICS 5192) is classified under Web search portals, libraries, archives, and other information services (NAICS 519) 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:5192","kind":"industry","label":"Web search portals, libraries, archives, and other information services","shortLabel":"5192 Web search portal...","description":"2022 Economic Census employer-firm concentration screen for NAICS 5192.","href":"/industries/5192","metricLabel":"Revenue HHI","metricValue":"D","detail":"3K firms / 147B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"5192 web search portals, libraries, archives, and other information services 51","connectionCount":4},"rightEdges":[{"id":"industry-source:5192:census-ecnsize-concentration-2022","type":"industry_source","layer":"measurement","from":"industry:5192","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 5192.","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:51","kind":"industry","label":"Information","shortLabel":"51 Information","description":"2022 Economic Census employer-firm concentration screen for NAICS 51.","href":"/industries/51","metricLabel":"Revenue HHI","metricValue":"231.6","detail":"91.8K firms / 2.2T revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"51 information 51","connectionCount":13},{"id":"industry:519","kind":"industry","label":"Web search portals, libraries, archives, and other information services","shortLabel":"519 Web search portals...","description":"2022 Economic Census employer-firm concentration screen for NAICS 519.","href":"/industries/519","metricLabel":"Revenue HHI","metricValue":"D","detail":"3K firms / 147B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"519 web search portals, libraries, archives, and other information services 51","connectionCount":3},{"id":"industry:5192","kind":"industry","label":"Web search portals, libraries, archives, and other information services","shortLabel":"5192 Web search portal...","description":"2022 Economic Census employer-firm concentration screen for NAICS 5192.","href":"/industries/5192","metricLabel":"Revenue HHI","metricValue":"D","detail":"3K firms / 147B revenue","status":"disclosure withheld","year":2022,"color":"#f59e0b","searchText":"5192 web search portals, libraries, archives, and other information services 51","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:519:51","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:519","fromKind":"industry","fromLabel":"Web search portals, libraries, archives, and other information services","fromHref":"/industries/519","toId":"industry:51","toKind":"industry","toLabel":"Information","toHref":"/industries/51","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Web search portals, libraries, archives, and other information services (NAICS 519) is classified under Information (NAICS 51) 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:5192:519","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:5192","fromKind":"industry","fromLabel":"Web search portals, libraries, archives, and other information services","fromHref":"/industries/5192","toId":"industry:519","toKind":"industry","toLabel":"Web search portals, libraries, archives, and other information services","toHref":"/industries/519","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Web search portals, libraries, archives, and other information services (NAICS 5192) is classified under Web search portals, libraries, archives, and other information services (NAICS 519) 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:51:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:51","fromKind":"industry","fromLabel":"Information","fromHref":"/industries/51","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 51.","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:519:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:519","fromKind":"industry","fromLabel":"Web search portals, libraries, archives, and other information services","fromHref":"/industries/519","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 519.","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:5192:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:5192","fromKind":"industry","fromLabel":"Web search portals, libraries, archives, and other information services","fromHref":"/industries/5192","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 5192.","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."}]}