| 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 | 698 | 1 | 5 | 1 | 1 | 1 | 0 | 30 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 15 | 0 | 2 | 2 | 1 | 1 | 5 | 0 | 0 | 2 | 0 | 1 |
| February | 892 | 0 | 11 | 0 | 0 | 0 | 0 | 44 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 69 | 0 | 68 | 2 | 0 | 0 | 2 | 0 | 0 | 3 | 1 | 1 |
| March | 304 | 2 | 8 | 0 | 0 | 1 | 0 | 6 | 27 | 0 | 0 | 1 | 1 | 2 | 0 | 56 | 2 | 34 | 2 | 1.046 | 1 | 8 | 1 | 7 | 15 | 5 | 2 |
| April | 12 | 3.131 | 10 | 21 | 0 | 8 | 0 | 0 | 302 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 59 | 1 | 37 | 50 | 3 | 147 | 14 | 33 | 8 | 13 | 3 |
| May | 7 | 97 | 333 | 62 | 184 | 2 | 2 | 1 | 272 | 1 | 7 | 14 | 0 | 3 | 1 | 1 | 19 | 1 | 154 | 2 | 4 | 180 | 53 | 8 | 16 | 30 | 4 |
| June | 41 | 18 | 189 | 25 | 163 | 9 | 5 | 1 | 9 | 1 | 2 | 12 | 0 | 6 | 2 | 0 | 0 | 0 | 111 | 0 | 3 | 189 | 39 | 3 | 10 | 36 | 5 |
| July | 2 | 8 | 27 | 9 | 2 | 0 | 3 | 0 | 0 | 1 | 4 | 4 | 0 | 1 | 4 | 0 | 0 | 0 | 6 | 0 | 6 | 6 | 3 | 1 | 5 | 8 | 2 |
| August | 4 | 13 | 7 | 2 | 3 | 0 | 1 | 0 | 0 | 2 | 3 | 3 | 0 | 1 | 1 | 0 | 2 | 0 | 3 | 0 | 17 | 6 | 1 | 0 | 4 | 23 | 2 |
| September | 3 | 30 | 3 | 2 | 1 | 0 | 2 | 0 | 0 | 8 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 1 | 22 | 2 | 1 | 1 | 1 | 3 | 1 |
| October | 6 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 10 | 0 | 3 | 3 | 0 | 0 | 1 | 1 | 1 |
| November | 122 | 3 | 1 | 1 | 2 | 0 | 1 | 1 | 0 | 5 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 23 | 1 | 1 | 7 | 0 | 0 | 1 | 1 | 1 |
| December | 339 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 |