| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 1.928 | 0 | 2 | 0 | 0 |
| February | 1.956 | 0 | 8 | 0 | 0 |
| March | 149 | 67 | 19 | 2 | 0 |
| April | 4 | 660 | 17 | 30 | 17 |
| May | 54 | 0 | 158 | 45 | 1.124 |
| June | 118 | 0 | 74 | 22 | 226 |
| July | 4 | 0 | 27 | 6 | 1 |
| August | 2 | 0 | 5 | 1 | 0 |
| September | 2 | 0 | 5 | 1 | 0 |
| October | 18 | 0 | 2 | 1 | 0 |
| November | 6 | 0 | 1 | 0 | 0 |
| December | 17 | 0 | 0 | 0 | 0 |