| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 3 |
4.6%
|
| 2 | February | 3 |
4.6%
|
| 3 | March | 10 |
15.4%
|
| 4 | April | 14 |
21.5%
|
| 5 | May | 6 |
9.2%
|
| 6 | June | 3 |
4.6%
|
| 7 | July | 4 |
6.2%
|
| 8 | August | 3 |
4.6%
|
| 9 | September | 1 |
1.5%
|
| 10 | October | 2 |
3.1%
|
| 11 | November | 1 |
1.5%
|
| 12 | December | 1 |
1.5%
|
| 13 | During the year | 11 |
16.9%
|
| 14 | Never sold | 3 |
4.6%
|
| Sysmiss | Do not know | 0 |