| 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 | 274 | 1 | 2 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 194 | 0 | 6 | 1 | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 3 |
| February | 638 | 0 | 7 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 453 | 0 | 51 | 2 | 1 | 1 | 1 | 0 | 1 | 7 | 1 | 2 |
| March | 419 | 1 | 18 | 2 | 0 | 0 | 0 | 2 | 13 | 0 | 0 | 0 | 1 | 1 | 1 | 15 | 2 | 3 | 2 | 72 | 0 | 0 | 1 | 4 | 14 | 5 | 3 |
| April | 44 | 1.139 | 19 | 83 | 2 | 11 | 0 | 0 | 26 | 0 | 0 | 2 | 1 | 1 | 0 | 2 | 131 | 1 | 50 | 126 | 3 | 1.198 | 53 | 11 | 37 | 40 | 31 |
| May | 11 | 78 | 151 | 136 | 62 | 12 | 5 | 0 | 4 | 0 | 1 | 5 | 0 | 3 | 1 | 0 | 57 | 19 | 60 | 2 | 3 | 5.054 | 75 | 5 | 9 | 42 | 28 |
| June | 28 | 12 | 307 | 104 | 348 | 0 | 2 | 0 | 2 | 0 | 38 | 13 | 0 | 6 | 2 | 0 | 4 | 0 | 533 | 0 | 7 | 147 | 47 | 3 | 27 | 63 | 14 |
| July | 4 | 10 | 100 | 12 | 18 | 0 | 3 | 0 | 0 | 1 | 26 | 15 | 0 | 2 | 3 | 0 | 0 | 0 | 40 | 0 | 11 | 36 | 6 | 0 | 23 | 34 | 23 |
| August | 4 | 9 | 16 | 5 | 9 | 0 | 1 | 0 | 0 | 3 | 6 | 4 | 0 | 1 | 2 | 0 | 0 | 0 | 13 | 0 | 18 | 14 | 3 | 0 | 12 | 15 | 13 |
| September | 8 | 2 | 9 | 2 | 4 | 0 | 1 | 0 | 0 | 17 | 1 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 6 | 0 | 14 | 14 | 2 | 0 | 2 | 6 | 9 |
| October | 83 | 1 | 4 | 1 | 2 | 1 | 1 | 0 | 0 | 4 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 4 | 9 | 2 | 1 | 1 | 8 | 6 |
| November | 50 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 13 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 1 | 3 | 1 | 0 | 2 | 1 | 4 |
| December | 148 | 0 | 3 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 4 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 0 | 7 | 2 | 5 |