| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 23 | 0 | 2 | 0 | 0 |
| February | 56 | 0 | 4 | 0 | 0 |
| March | 28 | 7 | 4 | 1 | 0 |
| April | 8 | 156 | 10 | 5 | 0 |
| May | 11 | 31 | 22 | 5 | 480 |
| June | 6 | 12 | 19 | 3 | 63 |
| July | 3 | 0 | 9 | 2 | 6 |
| August | 1 | 1 | 3 | 1 | 3 |
| September | 2 | 0 | 1 | 5 | 2 |
| October | 3 | 0 | 1 | 1 | 1 |
| November | 2 | 0 | 2 | 0 | 0 |
| December | 3 | 0 | 1 | 0 | 0 |