| 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 | 215 | 0 | 13 | 0 | 0 | 0 | 0 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| February | 200 | 0 | 19 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 2 | 0 | 0 | 54 | 0 | 91 | 1 | 1 | 0 | 1 | 0 | 0 | 5 | 5 |
| March | 414 | 381 | 17 | 4 | 2 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 1 | 21 | 13 | 34 | 2 | 96 | 1 | 11 | 1 | 0 | 24 | 12 |
| April | 9 | 798 | 19 | 59 | 4 | 7 | 0 | 0 | 0 | 0 | 3 | 0 | 4 | 0 | 0 | 116 | 1 | 20 | 14 | 1 | 143 | 12 | 0 | 23 | 91 |
| May | 16 | 0 | 289 | 75 | 395 | 1 | 5 | 1 | 0 | 1 | 29 | 0 | 11 | 0 | 0 | 2 | 0 | 59 | 0 | 5 | 260 | 40 | 0 | 11 | 103 |
| June | 6 | 0 | 38 | 11 | 40 | 0 | 27 | 0 | 0 | 8 | 3 | 0 | 3 | 3 | 0 | 0 | 2 | 13 | 0 | 3 | 27 | 3 | 0 | 4 | 23 |
| July | 1 | 2 | 9 | 8 | 1 | 0 | 3 | 0 | 1 | 11 | 5 | 0 | 0 | 12 | 0 | 0 | 1 | 2 | 1 | 13 | 12 | 1 | 0 | 4 | 8 |
| August | 1 | 0 | 5 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 24 | 1 | 0 | 0 | 3 | 2 |
| September | 1 | 0 | 6 | 0 | 0 | 0 | 1 | 0 | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 14 | 1 | 1 | 0 | 1 | 1 |
| October | 96 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 0 | 1 | 1 |
| November | 61 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 1 | 0 | 0 | 1 | 1 |
| December | 11 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |