Department of Transportation - Historical CFS Data 1997-2017
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下载链接：
https://www.datalumos.org/datalumos/project/222625/view
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资源简介：
An aggregation of historical CFS data at a state level. This dataset
comprises all historical CFS data from 1997-2017.Data is presented at
its most granular level. The sum of sublevels may not equal the totals
due to individual data items being suppressed due to preserve
confidentiality.<br><br>***Microdata: Yes Level of Analysis: State Variables Present: Yes File Layout: .csv Codebook: No Methods: Partial - <br>link: https://data.bts.gov/stories/s/CFS-Data-Cleaning-and-Organizing/74fq-gc77Weights (with appropriate documentation): n/a Publications: No Aggregate Data: No
提供机构：
ICPSR - Interuniversity Consortium for Political and Social Research
创建时间：
2025-03-13
