| 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 | 235 | 0 | 5 | 0 | 0 | 1 | 0 | 8 | 4 | 0 | 0 | 1 | 0 | 0 | 15 | 0 | 8 | 1 | 0 | 1 | 1 | 0 | 0 | 3 | 2 |
| February | 931 | 0 | 10 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 2 | 0 | 0 | 27 | 0 | 264 | 1 | 50 | 1 | 1 | 3 | 1 | 14 | 7 |
| March | 891 | 363 | 15 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 2 | 4 | 33 | 16 | 14 | 87 | 1 | 12 | 5 | 2 | 40 | 201 |
| April | 16 | 183 | 32 | 22 | 1 | 4 | 1 | 0 | 0 | 1 | 4 | 1 | 8 | 0 | 0 | 234 | 7 | 36 | 6 | 4 | 262 | 21 | 6 | 9 | 388 |
| May | 5 | 9 | 297 | 20 | 123 | 1 | 0 | 1 | 1 | 1 | 13 | 0 | 13 | 0 | 0 | 27 | 1 | 41 | 0 | 10 | 344 | 26 | 0 | 9 | 320 |
| June | 1 | 1 | 183 | 5 | 282 | 0 | 1 | 1 | 0 | 4 | 10 | 0 | 1 | 1 | 0 | 4 | 0 | 10 | 0 | 12 | 34 | 9 | 0 | 2 | 31 |
| July | 1 | 0 | 25 | 1 | 3 | 0 | 0 | 0 | 1 | 12 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 10 | 8 | 4 | 0 | 5 | 14 |
| August | 1 | 0 | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 2 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 22 | 3 | 1 | 0 | 2 | 4 |
| September | 3 | 0 | 4 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 17 | 1 | 1 | 0 | 1 | 3 |
| October | 20 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 3 | 3 |
| November | 18 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 7 | 2 |
| December | 8 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 4 | 1 |