| Value | Category | Cases | |
|---|---|---|---|
| 1966 | 1 |
0%
|
|
| 1987 | 1 |
0%
|
|
| 1989 | 2 |
0%
|
|
| 1990 | 14 |
0.1%
|
|
| 1991 | 12 |
0.1%
|
|
| 1992 | 36 |
0.3%
|
|
| 1993 | 109 |
0.9%
|
|
| 1994 | 285 |
2.3%
|
|
| 1995 | 171 |
1.4%
|
|
| 1996 | 288 |
2.3%
|
|
| 1997 | 353 |
2.9%
|
|
| 1998 | 532 |
4.3%
|
|
| 1999 | 424 |
3.5%
|
|
| 2000 | 711 |
5.8%
|
|
| 2001 | 379 |
3.1%
|
|
| 2002 | 482 |
3.9%
|
|
| 2003 | 509 |
4.1%
|
|
| 2004 | 599 |
4.9%
|
|
| 2005 | 564 |
4.6%
|
|
| 2006 | 578 |
4.7%
|
|
| 2007 | 650 |
5.3%
|
|
| 2008 | 698 |
5.7%
|
|
| 2009 | 718 |
5.8%
|
|
| 2010 | 925 |
7.5%
|
|
| 2011 | 1270 |
10.3%
|
|
| 2012 | 1482 |
12.1%
|
|
| 2013 | 461 |
3.8%
|
|
| 2014 | 22 |
0.2%
|
|
| 9999 | Missing | 6 |
0%
|
| Sysmiss | 53799 |