| Value | Category | Cases | |
|---|---|---|---|
| 1 | Befor 1950 | 29 |
11.6%
|
| 2 | (1950 -1959) | 49 |
19.7%
|
| 3 | (1960 - 1969) | 69 |
27.7%
|
| 4 | (1970 - 1979) | 102 |
41%
|
| 5 | (1980 - 1989) | 0 |
0%
|
| 6 | (1990 - 1999) | 0 |
0%
|
| 7 | After 2000 | 0 |
0%
|