| 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 | 930 | 0 | 5 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 5 | 0 | 0 | 26 | 0 | 19 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 4 |
| February | 327 | 0 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 11 | 0 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| March | 287 | 97 | 2 | 5 | 0 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 5 | 11 | 516 | 1 | 2 | 1 | 8 | 3 | 8 |
| April | 24 | 299 | 22 | 30 | 15 | 12 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 2 | 9 | 3 | 29 | 863 | 1 | 812 | 16 | 10 | 10 | 9 |
| May | 18 | 2 | 278 | 132 | 268 | 0 | 35 | 0 | 0 | 0 | 11 | 0 | 10 | 0 | 0 | 8 | 0 | 267 | 170 | 7 | 639 | 52 | 0 | 5 | 28 |
| June | 3 | 0 | 64 | 8 | 82 | 0 | 25 | 0 | 0 | 5 | 4 | 1 | 2 | 4 | 0 | 0 | 0 | 18 | 9 | 7 | 11 | 8 | 0 | 2 | 7 |
| July | 1 | 0 | 10 | 2 | 1 | 0 | 10 | 0 | 1 | 1 | 3 | 0 | 0 | 6 | 0 | 0 | 0 | 2 | 0 | 2 | 3 | 2 | 0 | 2 | 2 |
| August | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 1 | 1 |
| September | 1 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 1 |
| October | 16 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
| November | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 1 | 0 | 4 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 5 |
| December | 97 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3 |