| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 2 |
0%
|
|
| 2001 | 1 |
0%
|
|
| 2002 | 1 |
0%
|
|
| 2004 | 1 |
0%
|
|
| 2006 | 1 |
0%
|
|
| 2007 | 2 |
0%
|
|
| 2008 | 145 |
2.5%
|
|
| 2009 | 2871 |
49.8%
|
|
| 2010 | 2718 |
47.2%
|
|
| 2011 | 19 |
0.3%
|
|
| Sysmiss | 6770 |