| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 754 | 0 | 3 | 0 | 0 |
| February | 167 | 0 | 3 | 0 | 0 |
| March | 537 | 256 | 6 | 1 | 0 |
| April | 31 | 366 | 11 | 36 | 16 |
| May | 32 | 4 | 250 | 47 | 205 |
| June | 38 | 1 | 49 | 17 | 42 |
| July | 2 | 0 | 37 | 5 | 2 |
| August | 1 | 0 | 6 | 2 | 1 |
| September | 1 | 0 | 7 | 1 | 1 |
| October | 7 | 0 | 4 | 1 | 1 |
| November | 42 | 0 | 1 | 0 | 0 |
| December | 279 | 0 | 1 | 0 | 0 |