| 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 | 90 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
| February | 56 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 10 | 0 | 29 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 |
| March | 371 | 1 | 4 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 5 | 0 | 32 | 6 | 389 | 0 | 0 | 0 | 4 | 1 | 14 |
| April | 6 | 212 | 7 | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 9 | 1 | 4 | 14 | 1 | 54 | 115 | 4 | 4 | 10 |
| May | 3 | 4 | 26 | 6 | 93 | 0 | 1 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 2 | 1 | 10 | 108 | 1 | 318 | 273 | 1 | 4 | 10 |
| June | 4 | 0 | 5 | 2 | 15 | 0 | 2 | 0 | 0 | 5 | 1 | 0 | 3 | 1 | 0 | 0 | 0 | 14 | 2 | 1 | 8 | 2 | 0 | 2 | 2 |
| July | 1 | 0 | 4 | 1 | 0 | 0 | 3 | 0 | 1 | 1 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 0 | 4 |
| August | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0 | 2 | 1 | 0 | 0 | 1 | 1 |
| September | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 0 | 1 | 0 | 2 |
| October | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 |
| November | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| December | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |