| Value | Category | Cases | |
|---|---|---|---|
| 1960 | [1960,1980) | 3 |
0.5%
|
| 1980 | [1980,1990) | 13 |
2%
|
| 1990 | [1990,2000) | 37 |
5.6%
|
| 2000 | [2000,2010) | 315 |
47.4%
|
| 2010 | [2010,2020) | 297 |
44.7%
|
| Sysmiss | 1285 |