| Value | Category | Cases | |
|---|---|---|---|
| April | 38 |
1.7%
|
|
| August | 24 |
1.1%
|
|
| December | 4 |
0.2%
|
|
| February | 45 |
2.1%
|
|
| January | 1906 |
87.5%
|
|
| July | 26 |
1.2%
|
|
| June | 37 |
1.7%
|
|
| March | 37 |
1.7%
|
|
| May | 45 |
2.1%
|
|
| November | 3 |
0.1%
|
|
| October | 2 |
0.1%
|
|
| September | 11 |
0.5%
|