Value | Category | Cases | |
---|---|---|---|
2006 | 1 |
0.5%
|
|
2007 | 3 |
1.4%
|
|
2008 | 12 |
5.6%
|
|
2009 | 18 |
8.3%
|
|
2010 | 73 |
33.8%
|
|
2011 | 94 |
43.5%
|
|
9997 | Inconsistent (Secondary Editing) | 2 |
0.9%
|
9999 | Missing | 13 |
6%
|
Sysmiss | 4556 |