| 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 | 794 | 0 | 8 | 0 | 0 | 0 | 0 | 41 | 0 | 0 | 1 | 1 | 0 | 0 | 23 | 0 | 40 | 0 | 1 | 1 | 2 | 0 | 0 | 4 | 4 |
| February | 381 | 1 | 8 | 0 | 1 | 0 | 0 | 6 | 0 | 0 | 1 | 3 | 1 | 0 | 5 | 1 | 202 | 1 | 55 | 1 | 1 | 1 | 1 | 9 | 4 |
| March | 124 | 35 | 6 | 1 | 2 | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 9 | 9 | 51 | 1 | 18 | 1 | 1 | 40 | 12 |
| April | 1 | 605 | 12 | 16 | 5 | 2 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 1 | 1 | 147 | 3 | 12 | 9 | 2 | 126 | 6 | 3 | 44 | 8 |
| May | 4 | 2 | 66 | 7 | 11 | 4 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 31 | 2 | 3 | 0 | 4 | 36 | 6 | 1 | 3 | 12 |
| June | 3 | 0 | 28 | 3 | 43 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 2 | 0 | 0 | 2 | 0 | 6 | 0 | 9 | 31 | 3 | 0 | 3 | 14 |
| July | 1 | 0 | 6 | 1 | 3 | 0 | 1 | 0 | 1 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 5 | 2 | 3 | 0 | 4 | 3 |
| August | 1 | 0 | 5 | 2 | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 11 | 2 | 1 | 0 | 1 | 5 |
| September | 1 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 8 | 1 | 0 | 0 | 2 | 3 |
| October | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 3 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 6 | 1 | 0 | 0 | 1 | 4 |
| November | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| December | 10 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 1 |