# BLS survey `fi`

Source: U.S. Bureau of Labor Statistics, LABSTAT time-series database (https://download.bls.gov/pub/time.series/fi/). Public domain U.S. government data. Credit: U.S. Bureau of Labor Statistics.

Survey documentation: `fi.txt`.

`*_series.parquet` defines each series_id (labels); `*_data_*.parquet` holds series_id, year, period (M01-M12 monthly, Q0x quarterly, A01/M13 annual), value, footnote_codes; other files map codes to labels.

| file | rows | columns |
|---|---|---|
| fi.area | 67 | area_code, area_text, display_level, selectable, sort_sequence |
| fi.case | 12 | case_code, case_text |
| fi.category | 1837 | case_code, category_code, category_text |
| fi.category2 | 199 | category_code, category_text |
| fi.contacts | 55 | Safety, Health, and Working Conditions Contacts |
| fi.data.1.AllData | 3519622 | series_id, year, period, value, footnote_codes |
| fi.datatype | 1 | datatype_code, datatype_text |
| fi.event | 192 | event_code, event_text, display_level, selectable, sort_sequence |
| fi.footnote | 0 | footnote_code, footnote_text |
| fi.industry | 1151 | industry_code, industry_text, display_level, selectable, sort_sequence |
| fi.occupation | 764 | occupation_code, occupation_text, display_level, selectable, sort_sequence |
| fi.series | 987665 | series_id, category_code, datatype_code, case_code, industry_code, event_code, source_code, occupation_code, area_code, footnote_codes, begin_year, begin_period, end_year, end_period |
| fi.source | 603 | source_code, source_text, display_level, selectable, sort_sequence |