| 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 | 567 | 0 | 4 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 128 | 0 | 9 | 2 | 0 | 0 | 1 | 0 | 0 | 7 | 4 | 5 |
| February | 1.343 | 0 | 3 | 0 | 0 | 0 | 0 | 18 | 1 | 1 | 0 | 1 | 5 | 0 | 0 | 274 | 0 | 45 | 2 | 3 | 1 | 1 | 0 | 1 | 8 | 2 | 2 |
| March | 203 | 3.419 | 15 | 30 | 0 | 27 | 0 | 2 | 48 | 0 | 0 | 1 | 2 | 7 | 1 | 13 | 28 | 11 | 51 | 353 | 1 | 138 | 11 | 18 | 60 | 33 | 22 |
| April | 37 | 653 | 42 | 58 | 296 | 28 | 0 | 1 | 7 | 0 | 1 | 4 | 0 | 12 | 1 | 3 | 86 | 1 | 190 | 26 | 3 | 1.996 | 18 | 14 | 30 | 42 | 21 |
| May | 33 | 15 | 75 | 45 | 825 | 6 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 13 | 0 | 0 | 5 | 1 | 294 | 1 | 6 | 707 | 14 | 5 | 10 | 40 | 28 |
| June | 4 | 1 | 96 | 353 | 4 | 0 | 1 | 0 | 0 | 0 | 30 | 7 | 0 | 1 | 5 | 0 | 0 | 0 | 16 | 0 | 6 | 41 | 22 | 2 | 28 | 22 | 8 |
| July | 5 | 1 | 59 | 104 | 1 | 0 | 3 | 0 | 0 | 1 | 19 | 7 | 0 | 1 | 2 | 0 | 0 | 0 | 3 | 0 | 20 | 9 | 8 | 0 | 14 | 16 | 7 |
| August | 1 | 1 | 8 | 11 | 1 | 0 | 1 | 1 | 0 | 2 | 1 | 7 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 20 | 0 | 3 | 0 | 6 | 6 | 6 |
| September | 33 | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 14 | 2 | 0 | 0 | 21 | 3 | 4 |
| October | 40 | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 8 | 36 | 1 | 0 | 18 | 4 | 10 |
| November | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| December | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |