| Value | Category | Cases | |
|---|---|---|---|
| 1935 | 1 |
1.5%
|
|
| 1981 | 1 |
1.5%
|
|
| 1988 | 1 |
1.5%
|
|
| 1990 | 1 |
1.5%
|
|
| 1992 | 1 |
1.5%
|
|
| 1993 | 1 |
1.5%
|
|
| 1994 | 1 |
1.5%
|
|
| 1995 | 1 |
1.5%
|
|
| 1996 | 1 |
1.5%
|
|
| 1997 | 1 |
1.5%
|
|
| 2000 | 1 |
1.5%
|
|
| 2002 | 2 |
2.9%
|
|
| 2003 | 2 |
2.9%
|
|
| 2004 | 4 |
5.9%
|
|
| 2005 | 6 |
8.8%
|
|
| 2006 | 2 |
2.9%
|
|
| 2007 | 6 |
8.8%
|
|
| 2008 | 3 |
4.4%
|
|
| 2009 | 5 |
7.4%
|
|
| 2010 | 8 |
11.8%
|
|
| 2011 | 6 |
8.8%
|
|
| 2012 | 6 |
8.8%
|
|
| 2013 | 4 |
5.9%
|
|
| 2014 | 2 |
2.9%
|
|
| 2015 | 1 |
1.5%
|
|
| 2147483622 | Not applicable | 0 |
0%
|
| 2147483623 | Refusal | 0 |
0%
|
| 2147483624 | Don't know | 0 |
0%
|
| 2147483625 | No answer | 0 |
0%
|
| 10001 | .D | 27004 | |
| Sysmiss | 13113 |