Value | Category | Cases | |
---|---|---|---|
2005 | 15 |
0%
|
|
2006 | 610 |
1.6%
|
|
2007 | 843 |
2.2%
|
|
2008 | 968 |
2.6%
|
|
2009 | 1100 |
2.9%
|
|
2010 | 954 |
2.5%
|
|
9997 | inconsistent | 15 |
0%
|
9998 | dk | 0 |
0%
|
10001 | .Z | 33006 |