| Value | Category | Cases | |
|---|---|---|---|
| 1999 | 1 |
0%
|
|
| 2000 | 1 |
0%
|
|
| 2001 | 7 |
0.2%
|
|
| 2002 | 19 |
0.6%
|
|
| 2003 | 41 |
1.2%
|
|
| 2004 | 66 |
2%
|
|
| 2005 | 98 |
3%
|
|
| 2006 | 148 |
4.5%
|
|
| 2007 | 183 |
5.5%
|
|
| 2008 | 117 |
3.5%
|
|
| 2009 | 118 |
3.6%
|
|
| 2010 | 34 |
1%
|
|
| 9995 | Missing | 0 |
0%
|
| 9997 | 1 |
0%
|
|
| 9998 | 9998. Don't know | 4 |
0.1%
|
| 9999 | 9999. N/A | 2466 |
74.6%
|
| Sysmiss | 5350 |