| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 28 |
12.7%
|
| 2 | February | 8 |
3.6%
|
| 3 | March | 10 |
4.5%
|
| 4 | April | 18 |
8.2%
|
| 5 | May | 27 |
12.3%
|
| 6 | June | 21 |
9.5%
|
| 7 | July | 23 |
10.5%
|
| 8 | August | 21 |
9.5%
|
| 9 | September | 15 |
6.8%
|
| 10 | October | 14 |
6.4%
|
| 11 | November | 16 |
7.3%
|
| 12 | December | 9 |
4.1%
|
| 77 | Don't Know | 10 |
4.5%
|
| Sysmiss | 4030 |