| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 811 | 0 | 7 | 0 | 0 |
| February | 73 | 0 | 3 | 0 | 0 |
| March | 438 | 18 | 10 | 1 | 3 |
| April | 7 | 834 | 10 | 16 | 2 |
| May | 8 | 7 | 74 | 18 | 8 |
| June | 5 | 1 | 48 | 9 | 18 |
| July | 1 | 2 | 5 | 1 | 1 |
| August | 2 | 0 | 2 | 0 | 2 |
| September | 1 | 0 | 3 | 1 | 0 |
| October | 1 | 0 | 1 | 0 | 0 |
| November | 3 | 0 | 1 | 0 | 0 |
| December | 3 | 0 | 0 | 0 | 0 |