| 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 | 197 | 0 | 6 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 99 | 1 | 0 | 0 | 24 | 0 | 1 | 1 | 0 | 1 | 3 | 1 | 0 | 2 | 0 | 3 |
| February | 313 | 0 | 6 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 57 | 0 | 332 | 24 | 39 | 0 | 2 | 6 | 1 | 7 | 1 | 9 |
| March | 484 | 2.334 | 8 | 3 | 0 | 1 | 0 | 1 | 144 | 0 | 1 | 1 | 1 | 4 | 0 | 4 | 182 | 52 | 62 | 198 | 0 | 65 | 8 | 8 | 36 | 6 | 15 |
| April | 13 | 1.554 | 58 | 31 | 93 | 10 | 12 | 0 | 973 | 0 | 4 | 6 | 3 | 12 | 0 | 1 | 530 | 17 | 151 | 3 | 4 | 438 | 31 | 9 | 6 | 23 | 24 |
| May | 13 | 0 | 112 | 30 | 611 | 0 | 20 | 1 | 30 | 0 | 2 | 5 | 0 | 17 | 0 | 0 | 9 | 0 | 43 | 90 | 20 | 187 | 11 | 1 | 5 | 46 | 20 |
| June | 6 | 0 | 48 | 6 | 50 | 0 | 1 | 0 | 4 | 0 | 18 | 4 | 0 | 3 | 0 | 0 | 5 | 1 | 12 | 0 | 23 | 38 | 6 | 0 | 4 | 13 | 11 |
| July | 4 | 0 | 6 | 3 | 3 | 0 | 3 | 0 | 0 | 1 | 3 | 1 | 0 | 1 | 1 | 0 | 2 | 0 | 3 | 0 | 11 | 5 | 1 | 0 | 4 | 6 | 7 |
| August | 1 | 0 | 7 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 28 | 8 | 3 | 0 | 2 | 3 | 4 |
| September | 6 | 0 | 17 | 2 | 1 | 0 | 0 | 0 | 0 | 7 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 22 | 4 | 2 | 0 | 3 | 3 | 6 |
| October | 19 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 4 | 2 | 1 | 0 | 3 | 1 | 5 |
| November | 10 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 2 | 11 | 2 |
| December | 87 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 7 |