| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Mugwort | Chestnut | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Am | Oak | Sorrel | Willow | Nettle | Unidentified |
| January | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| February | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| March | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| April | 11 | 8 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 19 | 0 | 3 | 0 | 0 | 53 | 2 | 3 | 5 | 8 |
| May | 12 | 13 | 9 | 3 | 9 | 1 | 0 | 0 | 0 | 3 | 1 | 0 | 1 | 0 | 0 | 32 | 0 | 5 | 0 | 1 | 120 | 7 | 3 | 1 | 7 |
| June | 2 | 1 | 5 | 1 | 12 | 0 | 4 | 0 | 0 | 4 | 2 | 0 | 0 | 10 | 0 | 1 | 0 | 6 | 0 | 5 | 14 | 2 | 0 | 2 | 4 |
| July | 0 | 0 | 22 | 1 | 5 | 0 | 2 | 0 | 0 | 17 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 2 | 0 | 9 | 19 | 0 | 0 | 3 | 8 |
| August | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| September | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| October | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| November | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| December | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |