| 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 | 330 | 0 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 73 | 0 | 7 | 1 | 0 | 0 | 1 | 0 | 1 | 9 | 1 | 4 |
| February | 513 | 0 | 4 | 0 | 0 | 1 | 0 | 9 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 90 | 0 | 90 | 1 | 64 | 1 | 1 | 1 | 2 | 17 | 5 | 7 |
| March | 41 | 1.017 | 3 | 3 | 0 | 2 | 0 | 0 | 18 | 0 | 0 | 1 | 1 | 4 | 1 | 1 | 363 | 2 | 32 | 69 | 0 | 45 | 1 | 8 | 63 | 15 | 22 |
| April | 14 | 399 | 36 | 139 | 13 | 6 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 4 | 0 | 4 | 274 | 1 | 35 | 3 | 2 | 189 | 7 | 3 | 14 | 22 | 35 |
| May | 9 | 11 | 238 | 184 | 278 | 1 | 1 | 1 | 0 | 0 | 1 | 20 | 0 | 19 | 1 | 0 | 3 | 0 | 243 | 0 | 8 | 582 | 26 | 1 | 13 | 68 | 50 |
| June | 5 | 7 | 96 | 33 | 200 | 0 | 5 | 0 | 0 | 1 | 17 | 14 | 0 | 13 | 1 | 0 | 0 | 0 | 133 | 0 | 5 | 280 | 8 | 1 | 10 | 37 | 42 |
| July | 2 | 1 | 46 | 14 | 5 | 0 | 11 | 1 | 0 | 1 | 10 | 5 | 0 | 1 | 3 | 0 | 1 | 0 | 4 | 0 | 20 | 12 | 1 | 0 | 5 | 69 | 17 |
| August | 8 | 0 | 6 | 4 | 1 | 0 | 7 | 0 | 0 | 1 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 24 | 8 | 1 | 0 | 4 | 19 | 18 |
| September | 1 | 0 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 5 | 1 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 12 | 4 | 0 | 0 | 1 | 3 | 7 |
| October | 43 | 0 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 3 | 2 | 1 | 0 | 2 | 1 | 6 |
| November | 332 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 3 | 0 | 1 | 2 | 1 | 0 | 19 | 1 | 6 |
| December | 1.003 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 43 | 0 | 4 |