Value | Category | Cases | |
---|---|---|---|
2005 | 2 |
0.1%
|
|
2006 | 271 |
7.9%
|
|
2007 | 527 |
15.5%
|
|
2008 | 726 |
21.3%
|
|
2009 | 996 |
29.2%
|
|
2010 | 878 |
25.7%
|
|
9997 | inconsistent | 11 |
0.3%
|
9998 | dk | 0 |
0%
|
10001 | .Z | 15343 |