| Value | Category | Cases | |
|---|---|---|---|
| 1 | Before august 2010 | 124 |
12.6%
|
| 2 | August 2010 | 21 |
2.1%
|
| 3 | Sept 2010 | 78 |
7.9%
|
| 4 | October 2010 | 119 |
12.1%
|
| 5 | Nov. 2010 | 139 |
14.1%
|
| 6 | Dec. 2010 | 224 |
22.8%
|
| 7 | January 2011 | 142 |
14.4%
|
| 8 | Feb. 2011 | 89 |
9%
|
| 9 | March 2011 | 48 |
4.9%
|
| Sysmiss | 27080 |