| 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 | 651 | 0 | 4 | 0 | 0 | 1 | 0 | 28 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 6 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 |
| February | 3.004 | 0 | 10 | 0 | 0 | 1 | 0 | 13 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 32 | 0 | 128 | 1 | 540 | 0 | 0 | 0 | 7 | 5 | 0 | 0 |
| March | 132 | 768 | 10 | 11 | 0 | 3 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 22 | 12 | 14 | 53 | 1 | 42 | 2 | 2 | 16 | 6 | 3 |
| April | 23 | 1.076 | 23 | 12 | 10 | 4 | 0 | 0 | 57 | 0 | 5 | 0 | 0 | 2 | 4 | 6 | 841 | 0 | 38 | 16 | 4 | 438 | 6 | 10 | 6 | 43 | 8 |
| May | 21 | 2 | 175 | 19 | 549 | 0 | 0 | 32 | 118 | 3 | 0 | 3 | 0 | 6 | 1 | 0 | 5 | 0 | 73 | 0 | 7 | 309 | 80 | 1 | 14 | 57 | 9 |
| June | 7 | 0 | 108 | 22 | 87 | 0 | 1 | 0 | 5 | 1 | 13 | 11 | 0 | 2 | 3 | 0 | 1 | 0 | 20 | 0 | 10 | 20 | 14 | 0 | 13 | 43 | 7 |
| July | 2 | 1 | 21 | 3 | 3 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 10 | 8 | 2 | 0 | 1 | 5 | 1 |
| August | 1 | 2 | 4 | 2 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 2 | 0 | 31 | 5 | 1 | 0 | 4 | 2 | 4 |
| September | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 7 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 1 | 1 | 0 | 5 | 2 | 3 |
| October | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 6 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 4 | 1 | 1 | 0 | 2 | 1 | 3 |
| November | 14 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 0 | 3 | 2 | 0 | 0 | 2 | 2 | 3 |
| December | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 3 |