| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 3.252 | 0 | 6 | 0 | 0 |
| February | 2.078 | 0 | 15 | 1 | 0 |
| March | 1.999 | 323 | 7 | 0 | 0 |
| April | 9 | 122 | 9 | 13 | 0 |
| May | 2 | 1 | 105 | 9 | 30 |
| June | 1 | 0 | 70 | 6 | 55 |
| July | 1 | 0 | 8 | 1 | 1 |
| August | 0 | 0 | 1 | 1 | 0 |
| September | 0 | 0 | 4 | 1 | 0 |
| October | 6 | 0 | 1 | 0 | 0 |
| November | 33 | 0 | 1 | 0 | 0 |
| December | 27 | 0 | 1 | 0 | 0 |