| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Mugwort | Chestnut | Composites | Hazel | Heather | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Am | Oak | Sorrel | Willow | Nettle | Unidentified |
| January | 197 | 0 | 17 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 33 | 1 | 0 | 0 | 1 | 0 | 0 | 7 | 8 |
| February | 191 | 0 | 12 | 0 | 0 | 1 | 0 | 7 | 1 | 0 | 0 | 1 | 1 | 16 | 0 | 104 | 1 | 61 | 0 | 0 | 1 | 0 | 19 | 12 |
| March | 51 | 3.151 | 11 | 19 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 42 | 25 | 124 | 79 | 0 | 14 | 2 | 21 | 20 | 69 |
| April | 9 | 587 | 18 | 3 | 10 | 1 | 0 | 0 | 0 | 1 | 1 | 10 | 7 | 0 | 354 | 8 | 16 | 11 | 2 | 108 | 3 | 12 | 5 | 28 |
| May | 3 | 9 | 46 | 16 | 205 | 0 | 0 | 0 | 0 | 1 | 3 | 1 | 4 | 0 | 8 | 0 | 38 | 1 | 12 | 104 | 10 | 5 | 11 | 99 |
| June | 1 | 0 | 27 | 5 | 94 | 0 | 0 | 2 | 0 | 7 | 1 | 0 | 4 | 0 | 1 | 0 | 77 | 0 | 18 | 35 | 2 | 0 | 7 | 34 |
| July | 1 | 2 | 5 | 5 | 1 | 0 | 0 | 0 | 3 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 13 | 3 | 0 | 0 | 6 | 15 |
| August | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| September | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 18 | 2 | 0 | 0 | 1 | 9 |
| October | 10 | 0 | 6 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 8 | 1 | 0 | 0 | 2 | 9 |
| November | 15 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 6 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 1 | 0 | 0 | 2 | 3 |
| December | 3 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |