| 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 | 174 | 1 | 7 | 1 | 1 | 0 | 0 | 19 | 23 | 1 | 0 | 0 | 2 | 0 | 0 | 62 | 0 | 13 | 3 | 0 | 1 | 2 | 0 | 0 | 13 | 1 | 2 |
| February | 846 | 1 | 23 | 0 | 0 | 0 | 0 | 21 | 8 | 1 | 0 | 0 | 2 | 0 | 1 | 110 | 0 | 167 | 17 | 56 | 1 | 7 | 1 | 9 | 55 | 5 | 3 |
| March | 221 | 4.460 | 14 | 3 | 1 | 0 | 0 | 3 | 14 | 0 | 0 | 3 | 4 | 0 | 1 | 6 | 21 | 10 | 64 | 397 | 1 | 21 | 1 | 8 | 45 | 13 | 3 |
| April | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| May | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| June | 5 | 19 | 137 | 26 | 16 | 0 | 2 | 0 | 1 | 1 | 13 | 12 | 0 | 1 | 2 | 0 | 0 | 1 | 23 | 0 | 3 | 17 | 10 | 0 | 15 | 19 | 6 |
| July | 2 | 4 | 50 | 7 | 6 | 0 | 16 | 1 | 0 | 1 | 9 | 8 | 0 | 0 | 10 | 0 | 0 | 0 | 10 | 1 | 9 | 8 | 5 | 0 | 6 | 8 | 6 |
| August | 1 | 5 | 9 | 2 | 2 | 0 | 1 | 0 | 0 | 1 | 1 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 5 | 0 | 8 | 4 | 1 | 0 | 2 | 10 | 3 |
| September | 77 | 2 | 6 | 2 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 3 | 0 | 1 | 1 | 1 | 0 | 0 | 10 | 0 | 15 | 2 | 1 | 0 | 2 | 5 | 2 |
| October | 143 | 5 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 31 | 0 | 2 | 5 | 0 | 0 | 3 | 5 | 1 |
| November | 105 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 27 | 0 | 3 | 2 | 0 | 0 | 11 | 3 | 2 |
| December | 592 | 1 | 2 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 7 | 0 | 1 | 9 | 0 | 0 | 4 | 0 | 0 | 19 | 1 | 2 |