| Value | Category | Cases | |
|---|---|---|---|
| 1950 | 1 |
0%
|
|
| 1979 | 2 |
0%
|
|
| 1980 | 1 |
0%
|
|
| 1982 | 3 |
0.1%
|
|
| 1983 | 1 |
0%
|
|
| 1984 | 1 |
0%
|
|
| 1985 | 1 |
0%
|
|
| 1990 | 2 |
0%
|
|
| 1994 | 1 |
0%
|
|
| 1998 | 1 |
0%
|
|
| 9998 | 4 |
0.1%
|
|
| Missing value | 4989 |
99.6%
|