| 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 | 2.234 | 0 | 6 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 512 | 0 | 1 | 1 | 3 | 0 | 1 | 0 | 0 | 6 | 0 | 3 |
| February | 494 | 0 | 8 | 0 | 0 | 0 | 0 | 46 | 1 | 0 | 0 | 0 | 4 | 1 | 0 | 727 | 0 | 128 | 1 | 9 | 1 | 2 | 1 | 0 | 45 | 2 | 6 |
| March | 85 | 7 | 8 | 0 | 0 | 3 | 0 | 1 | 1 | 0 | 0 | 1 | 2 | 0 | 1 | 29 | 0 | 5 | 4 | 105 | 2 | 4 | 1 | 1 | 33 | 4 | 4 |
| April | 10 | 384 | 12 | 38 | 9 | 53 | 0 | 0 | 14 | 0 | 0 | 1 | 0 | 8 | 1 | 7 | 25 | 0 | 173 | 70 | 2 | 260 | 9 | 8 | 34 | 12 | 18 |
| May | 77 | 7 | 391 | 299 | 263 | 3 | 0 | 1 | 124 | 1 | 3 | 9 | 1 | 9 | 2 | 0 | 3 | 0 | 948 | 1 | 4 | 2.586 | 98 | 5 | 24 | 114 | 33 |
| June | 31 | 2 | 408 | 165 | 478 | 1 | 1 | 0 | 6 | 2 | 10 | 29 | 5 | 3 | 2 | 0 | 1 | 1 | 545 | 0 | 3 | 456 | 47 | 1 | 30 | 57 | 27 |
| July | 2 | 2 | 25 | 8 | 7 | 1 | 2 | 0 | 0 | 0 | 14 | 5 | 0 | 1 | 1 | 0 | 0 | 0 | 22 | 0 | 9 | 57 | 4 | 0 | 8 | 9 | 18 |
| August | 1 | 0 | 5 | 4 | 4 | 0 | 1 | 0 | 0 | 1 | 1 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 7 | 0 | 11 | 10 | 1 | 0 | 7 | 4 | 13 |
| September | 2 | 1 | 6 | 2 | 4 | 0 | 0 | 0 | 1 | 7 | 4 | 6 | 0 | 1 | 1 | 0 | 0 | 0 | 7 | 1 | 26 | 14 | 1 | 1 | 2 | 3 | 13 |
| October | 4 | 1 | 4 | 1 | 2 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 16 | 0 | 5 | 14 | 1 | 0 | 1 | 3 | 5 |
| November | 11 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 20 | 0 | 1 | 5 | 1 | 0 | 1 | 1 | 3 |
| December | 19 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 7 | 0 | 1 | 2 | 0 | 1 | 2 | 0 | 0 | 3 | 0 | 2 |