| 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 | 578 | 0 | 7 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 62 | 0 | 2 | 2 | 3 | 0 | 3 | 3 | 1 | 5 | 0 | 0 |
| February | 1.145 | 0 | 19 | 6 | 0 | 10 | 0 | 32 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 84 | 0 | 117 | 3 | 37 | 0 | 6 | 2 | 0 | 14 | 0 | 1 |
| March | 744 | 2.638 | 12 | 4 | 0 | 3 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 8 | 1 | 29 | 28 | 61 | 36 | 91 | 1 | 37 | 8 | 1 | 24 | 4 | 0 |
| April | 11 | 557 | 12 | 15 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 7 | 44 | 3 | 18 | 9 | 0 | 537 | 9 | 0 | 52 | 2 | 0 |
| May | 32 | 3 | 120 | 55 | 133 | 2 | 0 | 0 | 0 | 0 | 3 | 6 | 0 | 13 | 0 | 2 | 10 | 1 | 140 | 139 | 6 | 987 | 809 | 35 | 14 | 4 | 0 |
| June | 5 | 1 | 70 | 12 | 115 | 1 | 0 | 0 | 0 | 0 | 7 | 3 | 0 | 16 | 2 | 0 | 1 | 0 | 260 | 10 | 6 | 341 | 11 | 0 | 3 | 5 | 0 |
| July | 2 | 1 | 10 | 2 | 6 | 2 | 4 | 0 | 0 | 0 | 20 | 2 | 1 | 1 | 10 | 0 | 1 | 1 | 7 | 0 | 5 | 76 | 2 | 0 | 2 | 2 | 2 |
| August | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| September | 1 | 2 | 5 | 2 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 1 | 1 | 0 |
| October | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 5 | 0 | 0 | 3 | 0 | 0 |
| November | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
| December | 11 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 0 |