{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"industry-network","count":1,"totalCount":1,"truncated":false,"years":[2017,2022],"contract":{"currentYear":2022,"historicalYear":2017,"lens":"all","metrics":["hhi","cr4","cr8","revenue","employment","firms"],"neighborLimit":3,"xMetric":"hhi","yMetric":"revenue"},"sources":[{"id":"census-ecnsize-concentration-2017","title":"2017 Economic Census Concentration of Largest Firms","publisher":"U.S. Census Bureau","citationAuthor":"U.S. Census Bureau","citationAuthorType":"organization","citationYear":2020,"url":"https://www2.census.gov/programs-surveys/economic-census/data/2017/sector00/EC1700SIZECONCEN.zip","description":"Economy-wide national firm concentration statistics by 2017 NAICS industry including revenue-based HHI and largest-firm concentration ratios.","sourceType":"public_dataset","accessDate":"2026-07-18","citationText":"U.S. Census Bureau, 2017 Economic Census, EC1700SIZECONCEN: Selected Sectors - Concentration of Largest Firms for the United States, released November 2020.","licenseNote":"Public federal government dataset","archivedUrl":null,"profileHref":"/sources/census-ecnsize-concentration-2017"},{"id":"census-ecnsize-concentration-2022","title":"2022 Economic Census Concentration of Largest Firms","publisher":"U.S. Census Bureau","citationAuthor":"U.S. Census Bureau","citationAuthorType":"organization","citationYear":2025,"url":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","description":"Economy-wide national firm concentration statistics by 2022 NAICS industry including revenue-based HHI and largest-firm concentration ratios.","sourceType":"public_dataset","accessDate":"2026-07-17","citationText":"U.S. Census Bureau, 2022 Economic Census, EC2200SIZECONCEN: Selected Sectors - Concentration of Largest Firms for the United States, released April 2025.","licenseNote":"Public federal government dataset","archivedUrl":null,"profileHref":"/sources/census-ecnsize-concentration-2022"}],"guardrail":"A network line is retained only when two plotted industries rank one another among their three nearest complete-reference Census fingerprints under the selected named lens. The line is descriptive: it does not establish product substitutability, competition, common ownership, causation, or a legally defined antitrust market. The 2017 and 2022 graphs use the exact same strict-match rows with every selected lens measure and both plotted axes published in both vintages. Added and removed mean only that a reciprocal top-three fingerprint threshold changed. Nearest-neighbor turnover can be sensitive to small percentile movements and does not establish entry, exit, an economic supply chain, product substitutability, competition, common ownership, causation, or a legally defined antitrust market.","methodologyHref":"/methodology#industry-structure-neighborhood","summary":{"detailedIndustryCount":899,"snapshotEligibleCount":679,"snapshotExcludedCount":220,"snapshotEdgeCount":673,"snapshotComponentCount":126,"fixedTemporalCount":543,"retainedEdgeCount":122,"addedEdgeCount":420,"removedEdgeCount":413},"filters":{"naics":"485320","naicsMatched":true,"branch":null,"branchMatched":null,"codes":[],"codesMatched":null,"matchedCodes":[],"unmatchedCodes":[],"query":null,"limit":null,"limitMatched":true,"level":null,"levelMatched":true,"sector":null,"sectorMatched":null,"metric":"hhi","metricMatched":true,"sort":null,"sortMatched":true,"order":"desc","orderMatched":true,"availability":null,"availabilityMatched":true,"hhi":null,"hhiMatched":true},"rows":[{"addedNeighborCodes":"721211","addedNeighborCount":1,"componentSize2017":39,"componentSize2022":74,"componentSizeChange":35,"crossSectorNeighborCount2022":2,"degree2017":2,"degree2022":1,"degreeChange":-1,"industryName":"Limousine service","naicsCode":"485320","neighborCodes2022":"721211|812111","neighborRetentionRate":0,"profileHref":"/industries/485320","removedNeighborCodes":"532289|611699","removedNeighborCount":2,"retainedNeighborCodes":"","retainedNeighborCount":0,"sameSectorNeighborCount2022":0,"sectorCode":"48","snapshotAvailability":"available","snapshotComponentId":"component-19","snapshotComponentSize":10,"snapshotDegree":2,"snapshotHref":"/industries/space?spaceIndustry=485320&spaceView=network#industry-structure-space","snapshotMissingMetrics":"","temporalAvailability":"available","temporalHref":"/industries/space?spaceIndustry=485320&spaceMode=movement&spaceView=network#industry-structure-space","transitionStatus":"no-retained-links","turnoverCount":3}]}