| 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 | 226 | 0 | 1 | 0 | 0 | 0 | 0 | 11 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 24 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 5 | 0 | 1 |
| February | 568 | 0 | 5 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 137 | 0 | 71 | 3 | 1 | 0 | 0 | 0 | 1 | 22 | 0 | 1 |
| March | 338 | 1 | 10 | 0 | 1 | 0 | 0 | 2 | 15 | 0 | 0 | 1 | 1 | 0 | 1 | 17 | 0 | 3 | 1 | 42 | 1 | 3 | 1 | 1 | 21 | 3 | 5 |
| April | 29 | 3.232 | 23 | 126 | 1 | 8 | 0 | 1 | 266 | 0 | 0 | 3 | 1 | 1 | 1 | 3 | 213 | 1 | 112 | 28 | 4 | 450 | 30 | 8 | 55 | 19 | 15 |
| May | 13 | 280 | 94 | 180 | 83 | 11 | 0 | 0 | 721 | 0 | 3 | 10 | 0 | 2 | 1 | 0 | 24 | 16 | 41 | 1 | 4 | 611 | 38 | 3 | 58 | 28 | 11 |
| June | 19 | 12 | 99 | 81 | 764 | 3 | 1 | 0 | 40 | 1 | 16 | 17 | 0 | 6 | 3 | 0 | 1 | 0 | 361 | 0 | 10 | 118 | 15 | 1 | 22 | 49 | 11 |
| July | 3 | 8 | 49 | 23 | 24 | 0 | 8 | 0 | 1 | 0 | 24 | 16 | 0 | 1 | 6 | 0 | 0 | 0 | 19 | 0 | 13 | 18 | 4 | 0 | 15 | 82 | 5 |
| August | 4 | 18 | 9 | 6 | 16 | 0 | 3 | 0 | 0 | 2 | 5 | 5 | 0 | 1 | 1 | 0 | 0 | 0 | 8 | 0 | 19 | 13 | 1 | 0 | 12 | 19 | 4 |
| September | 8 | 4 | 2 | 2 | 3 | 0 | 1 | 0 | 0 | 3 | 2 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 17 | 5 | 1 | 1 | 2 | 3 | 5 |
| October | 49 | 6 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 6 | 3 | 0 | 0 | 1 | 2 | 3 |
| November | 45 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 15 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 0 | 5 | 0 | 3 |
| December | 92 | 1 | 3 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 1 | 8 | 0 | 0 | 5 | 0 | 2 |