| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 48 | 0 | 1 | 0 | 0 |
| February | 105 | 0 | 2 | 0 | 0 |
| March | 589 | 17 | 15 | 0 | 0 |
| April | 11 | 39 | 5 | 2 | 3 |
| May | 4 | 15 | 19 | 5 | 84 |
| June | 2 | 0 | 3 | 2 | 11 |
| July | 1 | 0 | 1 | 1 | 1 |
| August | 1 | 0 | 1 | 1 | 1 |
| September | 3 | 0 | 3 | 1 | 1 |
| October | 24 | 0 | 3 | 1 | 1 |
| November | 17 | 0 | 1 | 0 | 1 |
| December | 42 | 0 | 4 | 0 | 0 |