| 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 | 690 | 0 | 10 | 0 | 0 | 0 | 0 | 39 | 0 | 0 | 0 | 1 | 0 | 0 | 11 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
| February | 618 | 0 | 15 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 2 | 0 | 0 | 105 | 0 | 172 | 1 | 193 | 0 | 0 | 0 | 5 | 9 | 5 |
| March | 301 | 297 | 9 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 11 | 21 | 5 | 34 | 166 | 1 | 42 | 2 | 18 | 15 | 24 |
| April | 22 | 19 | 8 | 33 | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 20 | 2 | 5 | 1 | 4 | 486 | 10 | 3 | 11 | 13 |
| May | 14 | 0 | 627 | 78 | 161 | 0 | 17 | 0 | 0 | 1 | 6 | 0 | 7 | 0 | 0 | 1 | 0 | 120 | 0 | 7 | 619 | 94 | 0 | 11 | 36 |
| June | 12 | 0 | 325 | 51 | 374 | 0 | 65 | 0 | 0 | 4 | 15 | 3 | 10 | 40 | 0 | 0 | 0 | 103 | 0 | 9 | 480 | 14 | 0 | 8 | 28 |
| July | 2 | 0 | 17 | 5 | 2 | 0 | 5 | 0 | 0 | 7 | 10 | 0 | 1 | 37 | 0 | 0 | 0 | 4 | 0 | 5 | 8 | 1 | 0 | 3 | 7 |
| August | 2 | 0 | 4 | 2 | 1 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 6 | 2 | 0 | 0 | 2 | 1 |
| September | 3 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 3 | 0 | 0 | 11 | 0 | 0 | 1 | 1 | 0 | 8 | 1 | 0 | 0 | 1 | 6 |
| October | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 1 |
| November | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 1 |
| December | 45 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |