Value | Category | Cases | |
---|---|---|---|
0 | Never | 2352 |
94%
|
1988 | 1 |
0%
|
|
1992 | 1 |
0%
|
|
1997 | 3 |
0.1%
|
|
1998 | 3 |
0.1%
|
|
1999 | 1 |
0%
|
|
2000 | 1 |
0%
|
|
2001 | 3 |
0.1%
|
|
2002 | 1 |
0%
|
|
2003 | 5 |
0.2%
|
|
2004 | 7 |
0.3%
|
|
2005 | 4 |
0.2%
|
|
2006 | 11 |
0.4%
|
|
2007 | 16 |
0.6%
|
|
2008 | 28 |
1.1%
|
|
2009 | 9 |
0.4%
|
|
9999 | Don't Know | 57 |
2.3%
|
Sysmiss | 87 |