| 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 | 214 | 0 | 5 | 0 | 0 | 0 | 0 | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 2 |
| February | 245 | 0 | 10 | 0 | 0 | 0 | 0 | 33 | 0 | 0 | 1 | 2 | 0 | 0 | 80 | 0 | 198 | 1 | 4 | 0 | 2 | 0 | 0 | 2 | 3 |
| March | 57 | 509 | 22 | 6 | 0 | 0 | 0 | 13 | 0 | 2 | 1 | 5 | 7 | 0 | 4 | 60 | 11 | 3 | 25 | 0 | 6 | 2 | 14 | 10 | 15 |
| April | 7 | 632 | 18 | 46 | 3 | 6 | 15 | 0 | 0 | 0 | 2 | 1 | 9 | 1 | 4 | 148 | 0 | 15 | 22 | 1 | 467 | 13 | 6 | 8 | 123 |
| May | 28 | 0 | 221 | 93 | 722 | 0 | 51 | 0 | 0 | 0 | 11 | 0 | 9 | 0 | 0 | 1 | 0 | 30 | 0 | 10 | 529 | 41 | 0 | 17 | 92 |
| June | 57 | 0 | 148 | 25 | 142 | 0 | 11 | 0 | 0 | 14 | 11 | 0 | 4 | 6 | 0 | 0 | 0 | 41 | 0 | 11 | 48 | 31 | 0 | 12 | 42 |
| July | 1 | 0 | 35 | 3 | 3 | 0 | 3 | 0 | 0 | 19 | 5 | 0 | 1 | 16 | 0 | 0 | 0 | 4 | 0 | 9 | 4 | 1 | 0 | 4 | 28 |
| August | 1 | 0 | 6 | 2 | 2 | 0 | 1 | 0 | 0 | 1 | 2 | 0 | 1 | 17 | 0 | 0 | 0 | 3 | 0 | 20 | 5 | 0 | 0 | 3 | 10 |
| September | 2 | 0 | 4 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 21 | 3 | 0 | 0 | 2 | 4 |
| October | 26 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 4 | 0 | 0 | 2 | 2 |
| November | 12 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 3 | 0 | 0 | 1 | 1 |
| December | 49 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 4 | 1 |