Value | Category | Cases | |
---|---|---|---|
2005 | 16 |
0.2%
|
|
2006 | 607 |
7.4%
|
|
2007 | 845 |
10.3%
|
|
2008 | 968 |
11.8%
|
|
2009 | 1099 |
13.4%
|
|
2010 | 952 |
11.6%
|
|
9997 | inconsistent | 15 |
0.2%
|
9998 | dk | 0 |
0%
|
10001 | .Z | 3730 |