| 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 | 887 | 0 | 4 | 1 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 24 | 0 | 8 | 1 | 0 | 0 | 1 | 0 | 0 | 5 | 1 | 1 |
| February | 166 | 0 | 8 | 2 | 0 | 0 | 0 | 5 | 3 | 1 | 0 | 0 | 1 | 3 | 0 | 39 | 0 | 83 | 0 | 2 | 10 | 1 | 0 | 1 | 4 | 1 | 1 |
| March | 403 | 1.794 | 7 | 1 | 0 | 1 | 0 | 5 | 136 | 0 | 0 | 1 | 5 | 2 | 1 | 25 | 19 | 12 | 30 | 71 | 1 | 3 | 1 | 4 | 23 | 7 | 18 |
| April | 12 | 2.164 | 18 | 33 | 23 | 2 | 0 | 0 | 237 | 0 | 1 | 2 | 0 | 3 | 0 | 10 | 212 | 2 | 26 | 5 | 3 | 337 | 12 | 5 | 68 | 9 | 24 |
| May | 30 | 21 | 409 | 108 | 335 | 4 | 3 | 10 | 615 | 0 | 1 | 16 | 0 | 13 | 1 | 0 | 1 | 0 | 76 | 0 | 5 | 577 | 24 | 3 | 22 | 28 | 42 |
| June | 14 | 5 | 63 | 19 | 42 | 0 | 1 | 0 | 15 | 0 | 45 | 5 | 0 | 4 | 16 | 0 | 1 | 1 | 97 | 0 | 6 | 46 | 6 | 0 | 14 | 12 | 11 |
| July | 1 | 2 | 43 | 5 | 2 | 1 | 4 | 1 | 1 | 0 | 22 | 4 | 0 | 1 | 8 | 0 | 0 | 0 | 5 | 0 | 8 | 13 | 3 | 0 | 6 | 84 | 9 |
| August | 6 | 1 | 5 | 4 | 3 | 0 | 1 | 0 | 0 | 2 | 13 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 19 | 7 | 8 | 0 | 4 | 28 | 3 |
| September | 1 | 1 | 6 | 2 | 2 | 0 | 1 | 0 | 0 | 1 | 1 | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 0 | 14 | 10 | 0 | 0 | 2 | 2 | 2 |
| October | 8 | 7 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 3 | 2 | 1 | 0 | 6 | 0 | 1 |
| November | 66 | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 7 | 0 | 2 |
| December | 796 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 1 | 0 | 1 | 4 | 0 | 0 | 8 | 0 | 1 |