| 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 | Unidentified |
| January | 580 | 0 | 7 | 0 | 0 | 0 | 0 | 9 | — | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 1 | 1 |
| February | 600 | 0 | 26 | 0 | 0 | 1 | 0 | 20 | — | 0 | 0 | 0 | 0 | 3 | 0 | 63 | 0 | 46 | 0 | 42 | 0 | 5 | 1 | 0 | 4 | 2 |
| March | 556 | 608 | 16 | 1 | 3 | 2 | 0 | 2 | — | 0 | 0 | 1 | 0 | 2 | 0 | 10 | 7 | 47 | 13 | 221 | 0 | 52 | 3 | 4 | 7 | 3 |
| April | 24 | 518 | 15 | 25 | 2 | 16 | 0 | 0 | — | 1 | 1 | 1 | 0 | 1 | 0 | 6 | 31 | 1 | 31 | 17 | 1 | 312 | 11 | 0 | 23 | 1 |
| May | 23 | 20 | 373 | 177 | 261 | 4 | 0 | 1 | — | 0 | 9 | 7 | 0 | 10 | 0 | 0 | 7 | 0 | 104 | 185 | 10 | 553 | 80 | 0 | 22 | 4 |
| June | 8 | 17 | 165 | 30 | 377 | 0 | 0 | 0 | — | 0 | 8 | 15 | 0 | 4 | 1 | 0 | 1 | 0 | 121 | 0 | 5 | 134 | 42 | 0 | 10 | 5 |
| July | 3 | 1 | 102 | 21 | 7 | 2 | 4 | 0 | — | 1 | 11 | 12 | 0 | 4 | 6 | 0 | 0 | 1 | 24 | 0 | 4 | 20 | 18 | 0 | 9 | 5 |
| August | 1 | 0 | 5 | 1 | 1 | 1 | 1 | 0 | — | 1 | 2 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 11 | 11 | 1 | 0 | 2 | 1 |
| September | 1 | 2 | 4 | 1 | 1 | 0 | 0 | 0 | — | 3 | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 8 | 4 | 0 | 0 | 1 | 1 |
| October | 13 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | — | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 0 | 1 |
| November | 6 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | — | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 1 |
| December | 610 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |