| 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 | 158 | 0 | 7 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |
| February | 238 | 0 | 31 | 0 | 0 | 1 | 0 | 23 | 0 | 0 | 1 | 1 | 0 | 0 | 68 | 0 | 97 | 1 | 5 | 0 | 5 | 0 | 0 | 1 | 1 |
| March | 443 | 852 | 23 | 1 | 0 | 3 | 0 | 9 | 0 | 0 | 1 | 0 | 0 | 0 | 16 | 7 | 33 | 3 | 200 | 0 | 21 | 6 | 2 | 23 | 2 |
| April | 9 | 795 | 70 | 34 | 6 | 11 | 0 | 0 | 0 | 2 | 3 | 0 | 1 | 1 | 0 | 383 | 0 | 16 | 20 | 2 | 347 | 25 | 9 | 39 | 8 |
| May | 16 | 7 | 394 | 54 | 433 | 1 | 0 | 0 | 0 | 25 | 14 | 0 | 5 | 0 | 0 | 3 | 1 | 126 | 0 | 4 | 450 | 30 | 2 | 8 | 3 |
| June | 8 | 2 | 71 | 3 | 45 | 1 | 1 | 0 | 0 | 2 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 29 | 0 | 2 | 29 | 4 | 0 | 3 | 3 |
| July | 3 | 1 | 7 | 1 | 2 | 2 | 2 | 0 | 0 | 2 | 2 | 0 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 3 | 4 | 2 | 0 | 3 | 3 |
| August | 3 | 2 | 2 | 2 | 1 | 1 | 0 | 0 | 2 | 2 | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 2 | 10 | 10 | 1 | 0 | 3 | 2 |
| September | 1 | 1 | 4 | 1 | 1 | 1 | 0 | 0 | 2 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 8 | 4 | 0 | 0 | 1 | 2 |
| October | 79 | 0 | 3 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 1 |
| November | 25 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 3 | 0 | 0 | 2 | 0 |
| December | 5 | 0 | 5 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 1 |