| 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 | 834 | 1 | 18 | 0 | 1 | 0 | 0 | 39 | 0 | 0 | 0 | 1 | 0 | 0 | 69 | 1 | 7 | 1 | 0 | 0 | 2 | 0 | 1 | 1 | 3 |
| February | 249 | 0 | 9 | 0 | 2 | 1 | 0 | 5 | 0 | 0 | 1 | 0 | 0 | 0 | 17 | 0 | 187 | 1 | 18 | 0 | 1 | 1 | 1 | 3 | 3 |
| March | 210 | 81 | 9 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 7 | 7 | 132 | 2 | 73 | 1 | 3 | 7 | 26 |
| April | 3 | 509 | 12 | 18 | 2 | 2 | 0 | 1 | 0 | 2 | 2 | 1 | 1 | 1 | 1 | 35 | 6 | 8 | 20 | 1 | 78 | 8 | 10 | 10 | 12 |
| May | 16 | 18 | 118 | 26 | 31 | 8 | 0 | 0 | 0 | 6 | 3 | 3 | 1 | 0 | 1 | 9 | 0 | 43 | 5 | 2 | 120 | 19 | 1 | 21 | 5 |
| June | 37 | 3 | 100 | 26 | 70 | 1 | 0 | 0 | 1 | 15 | 9 | 0 | 5 | 2 | 0 | 1 | 0 | 53 | 0 | 6 | 135 | 14 | 0 | 10 | 8 |
| July | 1 | 4 | 35 | 4 | 9 | 1 | 2 | 0 | 0 | 6 | 3 | 0 | 1 | 4 | 0 | 1 | 0 | 7 | 0 | 11 | 10 | 1 | 0 | 6 | 5 |
| August | 2 | 0 | 7 | 2 | 2 | 1 | 1 | 0 | 7 | 4 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 14 | 7 | 0 | 0 | 1 | 5 |
| September | 1 | 1 | 4 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 12 | 3 | 0 | 0 | 2 | 3 |
| October | 2 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 2 | 3 | 1 | 0 | 1 | 2 |
| November | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| December | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 2 |