| 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 | 188 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 1 | 4 | 0 | 0 |
| February | 572 | 2 | 8 | 1 | 0 | 1 | 0 | 19 | 3 | 0 | 0 | 1 | 0 | 1 | 0 | 92 | 2 | 28 | 2 | 13 | 1 | 7 | 0 | 3 | 11 | 0 | 0 |
| March | 133 | 547 | 22 | 1 | 0 | 2 | 0 | 6 | 0 | 0 | 1 | 1 | 0 | 3 | 1 | 11 | 1 | 19 | 14 | 257 | 0 | 38 | 3 | 5 | 42 | 1 | 0 |
| April | 19 | 1.406 | 8 | 10 | 0 | 5 | 0 | 0 | 2 | 0 | 1 | 1 | 0 | 2 | 0 | 10 | 59 | 1 | 10 | 84 | 0 | 112 | 13 | 2 | 37 | 1 | 0 |
| May | 2 | 3 | 384 | 47 | 194 | 4 | 0 | 0 | 0 | 0 | 19 | 13 | 0 | 8 | 4 | 0 | 30 | 0 | 44 | 0 | 13 | 193 | 39 | 10 | 8 | 1 | 0 |
| June | 10 | 4 | 349 | 26 | 500 | 1 | 0 | 0 | 0 | 0 | 13 | 9 | 1 | 5 | 1 | 0 | 0 | 0 | 409 | 0 | 6 | 720 | 73 | 1 | 18 | 9 | 7 |
| July | 1 | 1 | 77 | 2 | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | 0 | 3 | 1 | 0 | 0 | 0 | 17 | 0 | 6 | 10 | 1 | 0 | 3 | 5 | 0 |
| August | 1 | 0 | 5 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 6 | 12 | 0 | 0 | 8 | 3 | 0 |
| September | 2 | 1 | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 5 | 3 | 0 | 0 | 2 | 0 | 0 |
| October | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| November | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| December | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 |