| Month/year | White | Black or Brown | Black | Brown | No information | Total | |
| Absolute | % | ||||||
| January/12 | 3 | 4 | 4 | 2 | 9 | 5.92% | |
| February/12 | 9 | 6 | 6 | 3 | 18 | 11.84% | |
| March/12 | 9 | 9 | 9 | 2 | 20 | 13.16% | |
| April/12 | 4 | 4 | 1 | 5 | 3.29% | ||
| May/12 | 9 | 5 | 2 | 3 | 14 | 9.21% | |
| June/12 | 11 | 10 | 1 | 9 | 2 | 23 | 15.13% |
| July/12 | 7 | 4 | 4 | 2 | 13 | 8.55% | |
| August/12 | 4 | 2 | 2 | 1 | 7 | 4.61% | |
| September/12 | 10 | 2 | 12 | 7.89% | |||
| October/12 | 5 | 2 | 2 | 3 | 10 | 6.58% | |
| November/12 | 4 | 4 | 1 | 3 | 3 | 11 | 7.24% |
| December/12 | 6 | 3 | 2 | 1 | 1 | 10 | 6.58% |
| Total | 77 | 53 | 6 | 47 | 22 | 152 | |
| % | 50.66% | 34.87% | 11.32%* | 88.68%* | 14.47% | ||