| 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 | 1.319 | 0 | 10 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 39 | 0 | 15 | 2 | 0 | 1 | 7 | 4 | 0 | 1 | 0 | 6 |
| February | 240 | 0 | 5 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 32 | 9 | 312 | 2 | 70 | 1 | 5 | 2 | 0 | 5 | 3 | 5 |
| March | 808 | 603 | 9 | 2 | 0 | 0 | 0 | 4 | 214 | 0 | 0 | 1 | 5 | 4 | 0 | 15 | 42 | 55 | 11 | 93 | 0 | 18 | 5 | 6 | 12 | 3 | 10 |
| April | 4 | 1.127 | 37 | 39 | 4 | 2 | 0 | 0 | 863 | 1 | 1 | 3 | 1 | 4 | 0 | 1 | 775 | 2 | 94 | 4 | 1 | 423 | 12 | 3 | 13 | 45 | 25 |
| May | 18 | 0 | 444 | 99 | 218 | 4 | 135 | 0 | 957 | 0 | 0 | 8 | 0 | 5 | 2 | 0 | 6 | 1 | 101 | 0 | 8 | 378 | 29 | 14 | 12 | 25 | 30 |
| June | 6 | 0 | 94 | 9 | 64 | 0 | 1 | 0 | 39 | 1 | 5 | 6 | 0 | 1 | 3 | 0 | 0 | 0 | 82 | 0 | 22 | 43 | 6 | 0 | 4 | 9 | 8 |
| July | 2 | 2 | 25 | 3 | 4 | 0 | 1 | 0 | 0 | 0 | 2 | 3 | 0 | 1 | 1 | 0 | 1 | 0 | 4 | 0 | 16 | 13 | 3 | 0 | 4 | 4 | 7 |
| August | 2 | 0 | 7 | 3 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 17 | 6 | 2 | 0 | 3 | 2 | 3 |
| September | 2 | 0 | 6 | 1 | 2 | 0 | 2 | 0 | 0 | 6 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 14 | 8 | 1 | 0 | 1 | 1 | 4 |
| October | 4 | 0 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 5 | 8 | 1 | 0 | 3 | 3 | 3 |
| November | 151 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 2 | 0 | 2 | 4 | 0 | 0 | 5 | 1 | 4 |
| December | 734 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 1 | 5 | 1 | 0 | 5 | 1 | 5 |