| 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 | Unidentified |
| January | 1.420 | 1 | 25 | 4 | 0 | 0 | 0 | 18 | — | 0 | 0 | 1 | 1 | 0 | 0 | 60 | 0 | 1 | 3 | 2 | 0 | 2 | 1 | 0 | 4 | 1 |
| February | 294 | 0 | 26 | 1 | 0 | 0 | 3 | 17 | — | 1 | 0 | 0 | 1 | 0 | 0 | 46 | 0 | 91 | 1 | 8 | 0 | 3 | 2 | 3 | 8 | 4 |
| March | 237 | 950 | 21 | 1 | 0 | 0 | 0 | 1 | — | 0 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 11 | 3 | 150 | 2 | 5 | 3 | 6 | 25 | 28 |
| April | 9 | 633 | 18 | 34 | 2 | 5 | 0 | 0 | — | 0 | 1 | 1 | 19 | 2 | 0 | 2 | 66 | 0 | 22 | 4 | 2 | 171 | 10 | 5 | 72 | 23 |
| May | 11 | 21 | 343 | 50 | 203 | 2 | 0 | 0 | — | 0 | 1 | 5 | 0 | 6 | 1 | 0 | 2 | 0 | 22 | 1 | 5 | 210 | 41 | 1 | 13 | 17 |
| June | 5 | 1 | 65 | 21 | 259 | 0 | 1 | 0 | — | 0 | 16 | 7 | 0 | 6 | 4 | 0 | 0 | 0 | 22 | 93 | 9 | 106 | 26 | 0 | 9 | 12 |
| July | 1 | 0 | 80 | 15 | 4 | 0 | 3 | 0 | — | 1 | 28 | 6 | 0 | 1 | 70 | 0 | 0 | 0 | 4 | 0 | 5 | 7 | 7 | 0 | 6 | 26 |
| August | 0 | 1 | 3 | 2 | 1 | 0 | 1 | 0 | — | 1 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 2 | 5 | 1 | 1 | 0 | 4 | 16 |
| September | 2 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | — | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 4 | 1 | 0 | 0 | 1 | 1 |
| October | 12 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | — | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 3 | 1 | 0 | 0 | 1 | 1 |
| November | 57 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | — | 2 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 2 | 1 | 0 | 0 | 1 | 1 |
| December | 1.202 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |