| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Mugwort | Chestnut | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Am | Oak | Sorrel | Willow | Nettle | Unidentified |
| January | 2.700 | 0 | 5 | 0 | 0 | 1 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 233 | 0 | 80 | 2 | 0 | 0 | 3 | 27 | 0 | 0 | 1 |
| February | 128 | 0 | 3 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 2 | 0 | 0 | 126 | 0 | 34 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 3 |
| March | 1.123 | 56 | 10 | 1 | 2 | 2 | 2 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 54 | 0 | 81 | 13 | 389 | 1 | 45 | 1 | 15 | 3 | 7 |
| April | 23 | 85 | 32 | 5 | 4 | 20 | 1 | 0 | 0 | 2 | 1 | 0 | 2 | 0 | 5 | 20 | 0 | 44 | 4 | 2 | 320 | 18 | 11 | 10 | 10 |
| May | 27 | 3 | 136 | 65 | 45 | 12 | 45 | 0 | 1 | 7 | 5 | 0 | 13 | 0 | 0 | 63 | 0 | 562 | 0 | 2 | 827 | 97 | 0 | 6 | 22 |
| June | 6 | 4 | 138 | 16 | 46 | 3 | 68 | 0 | 0 | 3 | 5 | 0 | 3 | 0 | 0 | 3 | 0 | 45 | 0 | 2 | 42 | 27 | 0 | 0 | 23 |
| July | 1 | 1 | 14 | 7 | 3 | 2 | 5 | 0 | 0 | 2 | 10 | 0 | 1 | 0 | 0 | 2 | 0 | 10 | 0 | 3 | 18 | 5 | 0 | 2 | 4 |
| August | 3 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 3 | 8 | 2 | 0 | 0 | 10 |
| September | 1 | 1 | 2 | 1 | 0 | 0 | 1 | 0 | 5 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 4 | 0 | 3 | 3 | 1 | 0 | 0 | 5 |
| October | 38 | 0 | 2 | 1 | 0 | 0 | 2 | 0 | 4 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 10 | 0 | 3 | 22 | 1 | 0 | 0 | 10 |
| November | 24 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 9 | 0 | 0 | 3 | 0 | 0 | 0 | 3 |
| December | 147 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 2 | 0 | 1 | 4 | 2 | 0 | 0 | 3 |