| Value | Category | Cases | |
|---|---|---|---|
| 1960 | [1960,1980) | 38 |
3.8%
|
| 1980 | [1980,1990) | 225 |
22.8%
|
| 1990 | [1990,2000) | 344 |
34.8%
|
| 2000 | [2000,2010) | 264 |
26.7%
|
| 2010 | [2010,2020) | 118 |
11.9%
|
| Sysmiss | 2063 |