| 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 | 1.150 | 0 | 6 | 0 | 0 | 1 | 0 | 3 | 46 | 0 | 0 | 0 | 0 | 0 | 0 | 71 | 0 | 12 | 1 | 2 | 1 | 6 | 0 | 0 | 6 | 0 | 0 |
| February | 431 | 1 | 9 | 0 | 0 | 1 | 0 | 7 | 8 | 0 | 1 | 0 | 0 | 0 | 0 | 111 | 0 | 89 | 1 | 16 | 1 | 4 | 0 | 3 | 9 | 0 | 1 |
| March | 356 | 1 | 6 | 1 | 1 | 1 | 0 | 5 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 9 | 0 | 22 | 2 | 61 | 0 | 26 | 5 | 3 | 10 | 2 | 1 |
| April | 9 | 1.230 | 12 | 13 | 12 | 7 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 6 | 0 | 1 | 158 | 1 | 13 | 10 | 3 | 102 | 17 | 10 | 15 | 1 | 1 |
| May | 12 | 29 | 297 | 105 | 99 | 10 | 0 | 0 | 0 | 0 | 25 | 8 | 1 | 8 | 1 | 0 | 9 | 0 | 94 | 2 | 2 | 365 | 39 | 1 | 19 | 3 | 2 |
| June | 25 | 3 | 278 | 21 | 779 | 1 | 0 | 0 | 0 | 0 | 36 | 19 | 0 | 7 | 1 | 0 | 0 | 0 | 293 | 24 | 6 | 110 | 23 | 1 | 9 | 3 | 2 |
| July | 9 | 3 | 124 | 6 | 70 | 2 | 8 | 2 | 0 | 1 | 11 | 6 | 0 | 3 | 4 | 0 | 0 | 1 | 51 | 0 | 4 | 43 | 4 | 0 | 5 | 2 | 1 |
| August | 2 | 2 | 4 | 1 | 3 | 0 | 1 | 0 | 0 | 6 | 3 | 4 | 0 | 1 | 1 | 0 | 0 | 0 | 4 | 0 | 9 | 9 | 1 | 1 | 2 | 1 | 2 |
| September | 2 | 1 | 3 | 1 | 3 | 1 | 0 | 0 | 0 | 3 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 22 | 8 | 0 | 0 | 1 | 1 | 8 |
| October | 25 | 2 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 4 | 0 | 0 |
| November | 3 | 3 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 4 | 1 | 0 | 1 | 1 | 0 |
| December | 42 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |