| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2001 |
65.8%
|
|
| 1987 | 1 |
0%
|
|
| 2000 | 7 |
0.2%
|
|
| 2001 | 3 |
0.1%
|
|
| 2002 | 1 |
0%
|
|
| 2003 | 7 |
0.2%
|
|
| 2004 | 4 |
0.1%
|
|
| 2005 | 5 |
0.2%
|
|
| 2006 | 9 |
0.3%
|
|
| 2007 | 9 |
0.3%
|
|
| 2008 | 5 |
0.2%
|
|
| 2009 | 17 |
0.6%
|
|
| 2010 | 31 |
1%
|
|
| 2011 | 36 |
1.2%
|
|
| 2012 | 17 |
0.6%
|
|
| 8888 | 889 |
29.2%
|
|
| Sysmiss | 136 |