| 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 | 437 | 0 | 4 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 2 | 0 | 0 | 35 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 0 | 1 | 3 |
| February | 1.085 | 0 | 28 | 0 | 0 | 0 | 0 | 41 | 0 | 1 | 0 | 2 | 0 | 0 | 835 | 0 | 151 | 1 | 4 | 0 | 1 | 6 | 3 | 2 | 6 |
| March | 1.158 | 1 | 69 | 2 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 3 | 2 | 0 | 88 | 0 | 38 | 10 | 251 | 1 | 19 | 16 | 2 | 10 | 27 |
| April | 16 | 131 | 16 | 23 | 1 | 22 | 0 | 1 | 0 | 0 | 1 | 7 | 2 | 0 | 0 | 239 | 0 | 21 | 25 | 1 | 189 | 9 | 7 | 32 | 24 |
| May | 11 | 4 | 140 | 37 | 87 | 3 | 5 | 0 | 0 | 0 | 5 | 0 | 10 | 0 | 0 | 68 | 0 | 161 | 1 | 3 | 527 | 38 | 3 | 17 | 32 |
| June | 21 | 1 | 89 | 6 | 23 | 0 | 10 | 0 | 0 | 1 | 2 | 0 | 5 | 0 | 0 | 0 | 0 | 190 | 0 | 2 | 34 | 9 | 0 | 3 | 12 |
| July | 1 | 1 | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 2 | 5 | 2 | 0 | 2 | 6 |
| August | 2 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 5 | 2 | 0 | 0 | 1 | 2 |
| September | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 1 | 0 | 0 | 2 |
| October | 65 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 2 | 1 |
| November | 23 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 1 | 2 | 1 | 0 | 0 | 1 |
| December | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |