| Value | Category | Cases | |
|---|---|---|---|
| 8 | NS | 22 |
33.8%
|
| 9 | NR | 1 |
1.5%
|
| 1978 | 1 |
1.5%
|
|
| 1981 | 1 |
1.5%
|
|
| 1990 | 1 |
1.5%
|
|
| 1994 | 2 |
3.1%
|
|
| 1996 | 2 |
3.1%
|
|
| 1997 | 2 |
3.1%
|
|
| 2000 | 10 |
15.4%
|
|
| 2002 | 4 |
6.2%
|
|
| 2003 | 2 |
3.1%
|
|
| 2005 | 1 |
1.5%
|
|
| 2006 | 3 |
4.6%
|
|
| 2007 | 1 |
1.5%
|
|
| 2008 | 4 |
6.2%
|
|
| 2009 | 4 |
6.2%
|
|
| 2010 | 1 |
1.5%
|
|
| 2011 | 1 |
1.5%
|
|
| 2014 | 2 |
3.1%
|
|
| Sysmiss | 11 |