| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1999 | 3 |
0.1%
|
| 2 | 2003 | 3 |
0.1%
|
| 3 | 2013 | 5 |
0.2%
|
| 4 | 2017 | 3 |
0.1%
|
| 5 | 9998 | 3 |
0.1%
|
| 6 | Other | 17 |
0.6%
|
| Missing value | 3024 |
98.9%
|