| 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 | Unidentified |
| January | 715 | 0 | 8 | 0 | 0 | 0 | 0 | 3 | — | 0 | 0 | 0 | 0 | 1 | 0 | 10 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 3 |
| February | 442 | 0 | 9 | 0 | 0 | 0 | 0 | 8 | — | 0 | 0 | 1 | 0 | 0 | 0 | 24 | 0 | 140 | 1 | 0 | 0 | 1 | 1 | 1 | 3 | 5 |
| March | 444 | 130 | 11 | 0 | 0 | 0 | 0 | 1 | — | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 178 | 24 | 11 | 150 | 0 | 2 | 1 | 2 | 10 | 29 |
| April | 4 | 109 | 5 | 12 | 10 | 4 | 0 | 0 | — | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 338 | 0 | 12 | 11 | 1 | 44 | 3 | 2 | 6 | 54 |
| May | 4 | 5 | 139 | 17 | 30 | 1 | 0 | 0 | — | 0 | 3 | 2 | 0 | 3 | 0 | 0 | 32 | 0 | 7 | 0 | 3 | 57 | 11 | 1 | 2 | 51 |
| June | 1 | 0 | 70 | 42 | 78 | 0 | 7 | 0 | — | 0 | 5 | 2 | 0 | 2 | 3 | 0 | 0 | 0 | 13 | 0 | 4 | 27 | 7 | 0 | 5 | 36 |
| July | 1 | 0 | 54 | 7 | 9 | 0 | 2 | 0 | — | 1 | 11 | 9 | 0 | 2 | 3 | 0 | 0 | 0 | 6 | 0 | 7 | 3 | 5 | 0 | 9 | 18 |
| August | 3 | 0 | 10 | 2 | 1 | 0 | 1 | 0 | — | 1 | 2 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 8 | 2 | 2 | 0 | 3 | 31 |
| September | 1 | 0 | 3 | 1 | 1 | 0 | 0 | 0 | — | 2 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 10 | 2 | 1 | 0 | 1 | 7 |
| October | 20 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | — | 1 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 1 | 3 |
| November | 8 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | — | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 |
| December | 165 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 4 |