| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Mugwort | Chestnut | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Am | Oak | Sorrel | Willow | Nettle | Unidentified |
| January | 330 | 0 | 5 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 1 | 0 | 0 | 32 | 0 | 19 | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 2 |
| February | 228 | 0 | 8 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 1 | 1 | 0 | 0 | 9 | 0 | 138 | 1 | 3 | 1 | 1 | 0 | 0 | 3 | 2 |
| March | 144 | 349 | 14 | 1 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 10 | 16 | 15 | 320 | 1 | 1 | 3 | 0 | 15 | 5 |
| April | 7 | 428 | 12 | 28 | 4 | 5 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 20 | 0 | 17 | 4 | 1 | 218 | 14 | 0 | 13 | 82 |
| May | 4 | 1 | 46 | 42 | 80 | 2 | 0 | 0 | 0 | 0 | 7 | 0 | 6 | 1 | 0 | 4 | 0 | 11 | 0 | 10 | 256 | 15 | 0 | 8 | 43 |
| June | 3 | 0 | 43 | 11 | 90 | 0 | 3 | 0 | 0 | 39 | 11 | 2 | 1 | 23 | 0 | 0 | 0 | 12 | 0 | 5 | 21 | 6 | 0 | 3 | 9 |
| July | 1 | 0 | 13 | 2 | 1 | 0 | 6 | 0 | 1 | 4 | 4 | 0 | 0 | 17 | 0 | 0 | 0 | 4 | 0 | 7 | 12 | 2 | 0 | 2 | 17 |
| August | 1 | 0 | 4 | 1 | 2 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 0 | 4 | 0 | 0 | 0 | 8 | 0 | 13 | 4 | 1 | 0 | 2 | 3 |
| September | 1 | 0 | 8 | 1 | 1 | 0 | 0 | 0 | 8 | 1 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 14 | 3 | 1 | 0 | 2 | 5 |
| October | 21 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 0 | 1 |
| November | 24 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 1 |
| December | 261 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 |