| Value | Category | Cases | |
|---|---|---|---|
| 1984 | 1 |
0.2%
|
|
| 1997 | 1 |
0.2%
|
|
| 2002 | 188 |
28.9%
|
|
| 2003 | 431 |
66.2%
|
|
| 7777 | NZ | 2 |
0.3%
|
| 8888 | BO | 28 |
4.3%
|
| Sysmiss | 9078 |