| 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 | 238 | 0 | 3 | 1 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 44 | 0 | 10 | 1 | 0 | 1 | 1 | 1 | 1 | 3 | 0 | 3 |
| February | 652 | 0 | 2 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 169 | 0 | 182 | 1 | 49 | 1 | 1 | 0 | 0 | 8 | 0 | 7 |
| March | 505 | 1 | 11 | 1 | 0 | 0 | 0 | 2 | 17 | 0 | 0 | 1 | 1 | 1 | 0 | 22 | 0 | 8 | 1 | 79 | 0 | 2 | 1 | 2 | 13 | 6 | 5 |
| April | 71 | 2.577 | 12 | 56 | 5 | 6 | 0 | 0 | 84 | 0 | 0 | 1 | 2 | 1 | 0 | 7 | 159 | 2 | 38 | 147 | 6 | 834 | 15 | 12 | 73 | 28 | 31 |
| May | 20 | 142 | 92 | 76 | 98 | 3 | 11 | 0 | 62 | 0 | 1 | 4 | 6 | 1 | 0 | 2 | 25 | 1 | 291 | 3 | 4 | 2.085 | 29 | 3 | 16 | 23 | 52 |
| June | 66 | 7 | 111 | 91 | 308 | 0 | 1 | 0 | 0 | 0 | 8 | 9 | 1 | 6 | 3 | 0 | 2 | 0 | 276 | 1 | 10 | 110 | 14 | 0 | 16 | 20 | 32 |
| July | 16 | 10 | 86 | 19 | 28 | 0 | 7 | 0 | 0 | 0 | 18 | 11 | 0 | 1 | 3 | 0 | 1 | 0 | 31 | 0 | 8 | 37 | 5 | 0 | 10 | 11 | 12 |
| August | 16 | 6 | 17 | 8 | 9 | 0 | 7 | 0 | 0 | 2 | 1 | 4 | 0 | 1 | 1 | 0 | 5 | 0 | 9 | 0 | 18 | 11 | 1 | 0 | 12 | 12 | 19 |
| September | 8 | 9 | 10 | 4 | 4 | 0 | 1 | 0 | 0 | 5 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 10 | 0 | 19 | 15 | 1 | 0 | 3 | 3 | 8 |
| October | 92 | 1 | 8 | 1 | 2 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 24 | 0 | 3 | 8 | 0 | 0 | 2 | 4 | 8 |
| November | 44 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 14 | 0 | 3 | 0 | 0 | 1 | 1 | 1 | 0 | 3 | 0 | 1 | 4 | 0 | 0 | 2 | 1 | 3 |
| December | 221 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 3 | 0 | 0 | 2 | 1 | 0 | 2 | 1 | 0 | 2 | 1 | 2 |