| Value | Category | Cases | |
|---|---|---|---|
| -99 | Do not Know | 622 |
12.1%
|
| 1 | January | 913 |
17.7%
|
| 2 | February | 312 |
6.1%
|
| 3 | March | 257 |
5%
|
| 4 | April | 262 |
5.1%
|
| 5 | May | 320 |
6.2%
|
| 6 | June | 306 |
5.9%
|
| 7 | July | 262 |
5.1%
|
| 8 | August | 419 |
8.1%
|
| 9 | September | 490 |
9.5%
|
| 10 | October | 488 |
9.5%
|
| 11 | November | 282 |
5.5%
|
| 12 | December | 215 |
4.2%
|
| Sysmiss | 93 |