| 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 | 271 | 0 | 4 | 1 | 0 | 0 | 0 | 1 | — | 0 | 0 | 0 | 1 | 0 | 0 | 7 | 0 | 2 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 1 |
| February | 259 | 0 | 6 | 0 | 0 | 0 | 0 | 5 | — | 0 | 0 | 0 | 1 | 0 | 0 | 25 | 0 | 216 | 0 | 12 | 0 | 3 | 1 | 2 | 5 | 3 |
| March | 202 | 576 | 10 | 0 | 0 | 1 | 0 | 1 | — | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 4 | 89 | 92 | 273 | 0 | 1 | 2 | 2 | 10 | 22 |
| April | 9 | 1.393 | 9 | 4 | 0 | 36 | 0 | 0 | — | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 56 | 4 | 364 | 13 | 1 | 8 | 2 | 3 | 7 | 17 |
| May | 9 | 4 | 423 | 88 | 315 | 4 | 0 | 0 | — | 1 | 1 | 6 | 0 | 16 | 0 | 0 | 8 | 1 | 84 | 0 | 15 | 796 | 33 | 3 | 20 | 57 |
| June | 1 | 0 | 24 | 9 | 112 | 0 | 0 | 0 | — | 0 | 12 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 6 | 0 | 4 | 29 | 4 | 0 | 3 | 4 |
| July | 1 | 0 | 68 | 8 | 4 | 0 | 27 | 0 | — | 2 | 11 | 10 | 0 | 5 | 2 | 0 | 0 | 0 | 5 | 0 | 16 | 21 | 3 | 0 | 8 | 8 |
| August | 2 | 0 | 9 | 5 | 2 | 0 | 2 | 0 | — | 2 | 8 | 4 | 0 | 2 | 1 | 0 | 0 | 0 | 2 | 0 | 13 | 13 | 0 | 0 | 5 | 9 |
| September | 1 | 0 | 9 | 1 | 0 | 0 | 0 | 0 | — | 5 | 0 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 13 | 8 | 0 | 0 | 2 | 2 |
| October | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | — | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |
| November | 5 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | — | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 1 | 1 |
| December | 102 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 |