| 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 | 529 | 0 | 4 | 1 | 0 | 0 | 0 | 73 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 17 | 0 | 414 | 3 | 0 | 1 | 1 | 1 | 0 | 2 | — | 3 |
| February | 525 | 0 | 24 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 43 | 0 | 128 | 4 | 267 | 0 | 1 | 1 | 1 | 4 | 0 | 2 |
| March | 1.064 | 586 | 16 | 4 | 0 | 8 | 0 | 1 | 198 | 0 | 0 | 2 | 0 | 2 | 1 | 20 | 3.548 | 103 | 38 | 470 | 1 | 11 | 2 | 14 | 18 | 12 | 11 |
| April | 14 | 42 | 6 | 14 | 5 | 1 | 0 | 0 | 651 | 0 | 0 | 1 | 0 | 2 | 1 | 2 | 1.555 | 1 | 48 | 5 | 0 | 251 | 4 | 9 | 0 | 5 | 9 |
| May | 27 | 6 | 183 | 70 | 569 | 3 | 24 | 0 | 196 | 1 | 3 | 10 | 0 | 8 | 2 | 0 | 15 | 0 | 240 | 1 | 13 | 423 | 27 | 4 | 14 | 113 | 14 |
| June | 19 | 2 | 58 | 12 | 70 | 0 | 6 | 1 | 1 | 0 | 20 | 4 | 1 | 12 | 2 | 0 | 5 | 1 | 238 | 0 | 3 | 118 | 17 | 1 | 16 | 66 | 11 |
| July | 1 | 0 | 19 | 5 | 6 | 0 | 4 | 0 | 0 | 1 | 21 | 3 | 0 | 1 | 2 | 0 | 1 | 0 | 5 | 0 | 8 | 9 | 2 | 0 | 6 | 66 | 18 |
| August | 2 | 1 | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 3 | 3 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 24 | 4 | 1 | 0 | 3 | 39 | 6 |
| September | 1 | 0 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 5 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 17 | 3 | 0 | 0 | 2 | 4 | 4 |
| October | 20 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 3 | 1 | 0 | 0 | 1 | 1 | 2 |
| November | 9 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 3 | 0 | 0 | 2 | 1 | 4 |
| December | 36 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 |