# BLS survey `nb`

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

Survey documentation: `nb.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 |
|---|---|---|
| nb.aspect | 813921 | series_id, year, period, aspect_type, value, footnote_codes |
| nb.contacts | 9 | National Compensation Survey - Benefits Contacts |
| nb.data.1.AllData | 813921 | series_id, year, period, value, footnote_codes |
| nb.datatype | 16 | datatype_code, datatype_text, display_level, selectable, sort_sequence |
| nb.estimate | 45 | estimate_code, estimate_text, display_level, selectable, sort_sequence |
| nb.footnote | 11 | footnote_code, footnote_text |
| nb.industry | 30 | industry_code, industry_text, display_level, selectable, sort_sequence |
| nb.occupation | 19 | occupation_code, occupation_text, display_level, selectable, sort_sequence |
| nb.ownership | 5 | ownership_code, ownership_text, display_level, selectable, sort_sequence |
| nb.provision | 1232 | provision_code, provision_text, display_level, selectable, sort_sequence |
| nb.seasonal | 2 | seasonal_code, seasonal_text |
| nb.series | 101893 | series_id, seasonal, ownership_code, estimate_code, industry_code, occupation_code, subcell_code, datatype_code, provision_code, survey_code, series_title, footnote_codes, begin_year, begin_period, end_year, end_period |
| nb.subcell | 53 | subcell_code, subcell_text, display_level, selectable, sort_sequence |
| nb.survey | 2 | survey_code, survey_text, display_level, selectable, sort_sequence |