| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Maple | Mugwort | Chestnut | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Am | Oak | Sorrel | Willow | Nettle | Other | Unidentified |
| January | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| February | 221 | 0 | 4 | 0 | 0 | 1 | 0 | 3 | 26 | 1 | 0 | 1 | 0 | 0 | 39 | 35 | 0 | 88 | 1 | 13 | 0 | 4 | 0 | 2 | 2 | 0 | 0 |
| March | 554 | 0 | 5 | 0 | 0 | 4 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 31 | 0 | 117 | 2 | 80 | 0 | 4 | 0 | 2 | 8 | 0 | 1 |
| April | 3 | 3 | 29 | 91 | 3 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 9 | 0 | 0 | 5 | 0 | 12 | 0 | 4 | 401 | 7 | 2 | 2 | 0 | 0 |
| May | 12 | 0 | 192 | 135 | 675 | 0 | 0 | 0 | 0 | 0 | 27 | 6 | 0 | 16 | 0 | 0 | 9 | 0 | 365 | 0 | 6 | 1.880 | 34 | 1 | 8 | 2 | 3 |
| June | 5 | 1 | 51 | 9 | 149 | 0 | 0 | 1 | 0 | 0 | 9 | 4 | 0 | 39 | 0 | 0 | 1 | 0 | 177 | 0 | 3 | 128 | 10 | 3 | 8 | 1 | 0 |
| July | 0 | 0 | 10 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 0 | 5 | 14 | 0 | 0 | 2 | 0 | 0 |
| August | 2 | 0 | 7 | 1 | 3 | 0 | 2 | 0 | 0 | 2 | 2 | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 9 | 7 | 0 | 1 | 2 | 0 | 0 |
| September | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6 | 4 | 0 | 0 | 1 | 0 | 1 |
| October | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| November | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| December | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |