| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Maple | Mugwort | Chestnut | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Am | Oak | Sorrel | Willow | Nettle | Other | Unidentified |
| January | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| February | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| March | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| April | 21 | 8 | 14 | 65 | 17 | 4 | 0 | 1 | 9 | 0 | 0 | 3 | 1 | 6 | 0 | 1 | 4 | 0 | 113 | 0 | 1 | 1.027 | 15 | 2 | 13 | 16 | 4 |
| May | 8 | 1 | 173 | 241 | 114 | 1 | 0 | 1 | 3 | 0 | 1 | 14 | 0 | 17 | 0 | 0 | 1 | 0 | 722 | 1 | 4 | 1.230 | 73 | 4 | 16 | 35 | 14 |
| June | 21 | 1 | 131 | 90 | 40 | 1 | 2 | 0 | 0 | 1 | 2 | 15 | 0 | 16 | 2 | 0 | 0 | 0 | 835 | 0 | 3 | 317 | 35 | 0 | 12 | 29 | 9 |
| July | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| August | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| September | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| October | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| November | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| December | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |