| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 1,491 (Very high) | 2 (Low) | 10 (Low) | 1 (Low) | 0 (Low) |
| February | 4,365 (Very high) | 1 (Low) | 22 (Low) | 0 (Low) | 0 (Low) |
| March | 921 (Very high) | 1,014 (Very high) | 17 (Low) | 3 (Low) | 1 (Low) |
| April | 83 (Medium) | 652 (Very high) | 15 (Low) | 23 (Medium) | 9 (Low) |
| May | 130 (High) | 31 (Medium) | 281 (Very high) | 92 (High) | 121 (Medium) |
| June | 67 (Medium) | 3 (Low) | 110 (High) | 19 (Low) | 129 (Medium) |
| July | 3 (Low) | 2 (Low) | 14 (Low) | 3 (Low) | 7 (Low) |
| August | 2 (Low) | 1 (Low) | 7 (Low) | 2 (Low) | 3 (Low) |
| September | 3 (Low) | 1 (Low) | 4 (Low) | 1 (Low) | 1 (Low) |
| October | 13 (Low) | 1 (Low) | 3 (Low) | 1 (Low) | 1 (Low) |
| November | 4 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| December | 210 (Very high) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |