| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 4,243 (Very high) | 1 (Low) | 5 (Low) | 0 (Low) | 0 (Low) |
| February | 706 (Very high) | 1 (Low) | 9 (Low) | 1 (Low) | 0 (Low) |
| March | 731 (Very high) | 771 (Very high) | 16 (Low) | 4 (Low) | 0 (Low) |
| April | 52 (Medium) | 4,261 (Very high) | 18 (Low) | 56 (High) | 1 (Low) |
| May | 55 (Medium) | 37 (Medium) | 458 (Very high) | 93 (High) | 251 (High) |
| June | 33 (Medium) | 12 (Low) | 91 (High) | 25 (Medium) | 51 (Medium) |
| July | 7 (Low) | 8 (Low) | 104 (High) | 11 (Low) | 4 (Low) |
| August | 2 (Low) | 8 (Low) | 9 (Low) | 8 (Low) | 2 (Low) |
| September | 3 (Low) | 5 (Low) | 6 (Low) | 2 (Low) | 1 (Low) |
| October | 39 (Medium) | 3 (Low) | 3 (Low) | 1 (Low) | 1 (Low) |
| November | 229 (Very high) | 1 (Low) | 2 (Low) | 1 (Low) | 1 (Low) |
| December | 689 (Very high) | 1 (Low) | 3 (Low) | 1 (Low) | 0 (Low) |