| Value | Category | Cases | |
|---|---|---|---|
| 8 | NS | 0 |
0%
|
| 9 | NR | 2 |
6.3%
|
| 1999 | 1 |
3.1%
|
|
| 2006 | 1 |
3.1%
|
|
| 2007 | 6 |
18.8%
|
|
| 2008 | 12 |
37.5%
|
|
| 2009 | 6 |
18.8%
|
|
| 2010 | 3 |
9.4%
|
|
| 2011 | 1 |
3.1%
|
|
| Sysmiss | 44 |