| Value | Category | Cases | |
|---|---|---|---|
| -95 | Missing | 0 |
0%
|
| 2000 | 1 |
1%
|
|
| 2005 | 1 |
1%
|
|
| 2006 | 14 |
14.6%
|
|
| 2007 | 4 |
4.2%
|
|
| 2008 | 12 |
12.5%
|
|
| 2009 | 27 |
28.1%
|
|
| 2010 | 31 |
32.3%
|
|
| 2011 | 6 |
6.3%
|
|
| Sysmiss | 114 |