PEAFWHN4 // When did you serve?| 数据集 | cps_asec_2023 · CPS Annual Social and Economic Supplement 2023 (March CPS) |
| 类型 | categorical |
| 角色 | |
| 数据文件 | |
| 关键词 |
| 编码 | 含义 |
|---|---|
-1 | Not in universe |
1 | September 2001 or later |
2 | August 1990 to August 2001 |
3 | May 1975 to July 1990 |
4 | Vietnam Era (August 1964 to April 1975) |
5 | February 1955 to July 1964 |
6 | Korean War (July 1950 to January 1955) |
7 | January 1947 to June 1950 |
8 | World War II (December 1941 to December 1946) |
9 | November 1941 or earlier |