| 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 | 1.165 | 0 | 3 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 1 | 2 | 0 | 50 | 0 | 10 | 1 | 0 | 0 | 2 | 1 | 0 | 1 | 1 |
| February | 1.041 | 1 | 42 | 1 | 0 | 1 | 0 | 4 | 0 | 0 | 0 | 3 | 1 | 1 | 77 | 0 | 146 | 1 | 61 | 1 | 3 | 3 | 5 | 8 | 2 |
| March | 292 | 932 | 30 | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 1 | 11 | 7 | 7 | 60 | 817 | 0 | 235 | 22 | 10 | 27 | 64 |
| April | 23 | 1.158 | 26 | 34 | 3 | 35 | 0 | 0 | 0 | 0 | 3 | 1 | 3 | 1 | 1 | 23 | 2 | 55 | 7 | 1 | 836 | 22 | 5 | 27 | 66 |
| May | 33 | 10 | 264 | 47 | 266 | 1 | 1 | 0 | 0 | 12 | 7 | 0 | 3 | 1 | 0 | 2 | 0 | 465 | 0 | 4 | 238 | 36 | 1 | 14 | 36 |
| June | 26 | 11 | 347 | 44 | 227 | 0 | 2 | 0 | 0 | 17 | 10 | 0 | 5 | 3 | 0 | 1 | 0 | 173 | 0 | 5 | 67 | 42 | 0 | 16 | 48 |
| July | 5 | 3 | 38 | 6 | 6 | 0 | 3 | 0 | 0 | 16 | 8 | 3 | 4 | 9 | 0 | 0 | 0 | 8 | 0 | 8 | 12 | 3 | 0 | 4 | 17 |
| August | 1 | 1 | 7 | 3 | 6 | 0 | 1 | 0 | 3 | 7 | 6 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 20 | 5 | 2 | 0 | 5 | 16 |
| September | 1 | 0 | 6 | 3 | 1 | 0 | 0 | 0 | 6 | 0 | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 3 | 0 | 16 | 3 | 1 | 0 | 3 | 6 |
| October | 68 | 1 | 9 | 2 | 2 | 0 | 2 | 0 | 2 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 3 | 3 | 1 | 0 | 3 | 4 |
| November | 37 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 7 | 0 | 1 | 4 | 1 | 0 | 2 | 4 |
| December | 50 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 1 | 2 | 0 | 0 | 1 | 2 |