| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 478 | 0 | 2 | 3 | 0 |
| February | 241 | 0 | 3 | 2 | 0 |
| March | 137 | 1.031 | 0 | 0 | 0 |
| April | 7 | 786 | 2 | 22 | 3 |
| May | 1 | 2 | 37 | 11 | 42 |
| June | 2 | 0 | 30 | 11 | 27 |
| July | 2 | 1 | 47 | 3 | 2 |
| August | 1 | 1 | 8 | 2 | 3 |
| September | 1 | 1 | 2 | 1 | 0 |
| October | 2 | 3 | 1 | 1 | 0 |
| November | 2 | 0 | 2 | 0 | 0 |
| December | 3 | 0 | 1 | 0 | 1 |