| 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 | 1.002 | 0 | 2 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 7 | 2 | 0 | 0 | 282 | 0 | 15 | 2 | 0 | 0 | 1 | 3 | 0 | 0 | 1 | 0 |
| February | 1.128 | 0 | 5 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 151 | 0 | 292 | 4 | 27 | 0 | 2 | 2 | 1 | 2 | 0 | 1 |
| March | 963 | 88 | 10 | 1 | 0 | 8 | 0 | 8 | 67 | 0 | 1 | 1 | 3 | 0 | 0 | 108 | 1 | 95 | 31 | 132 | 1 | 5 | 9 | 7 | 2 | 1 | 2 |
| April | 84 | 272 | 5 | 5 | 1 | 41 | 0 | 1 | 68 | 0 | 0 | 1 | 0 | 3 | 0 | 2 | 7 | 6 | 51 | 28 | 2 | 14 | 2 | 2 | 2 | 6 | 2 |
| May | 7 | 33 | 125 | 41 | 40 | 11 | 24 | 0 | 151 | 0 | 7 | 3 | 0 | 14 | 1 | 0 | 89 | 1 | 416 | 1 | 7 | 1.603 | 40 | 3 | 168 | 36 | 3 |
| June | 9 | 2 | 74 | 7 | 22 | 1 | 22 | 0 | 0 | 0 | 7 | 3 | 0 | 1 | 1 | 0 | 3 | 1 | 546 | 0 | 3 | 326 | 22 | 0 | 6 | 23 | 2 |
| July | 4 | 2 | 33 | 3 | 2 | 1 | 3 | 0 | 0 | 1 | 11 | 6 | 0 | 2 | 1 | 0 | 4 | 1 | 13 | 0 | 7 | 38 | 10 | 3 | 4 | 6 | 2 |
| August | 2 | 1 | 9 | 2 | 1 | 0 | 1 | 0 | 0 | 3 | 3 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 0 | 4 | 15 | 1 | 0 | 1 | 2 | 1 |
| September | 1 | 0 | 5 | 1 | 0 | 0 | 2 | 0 | 0 | 4 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 8 | 0 | 7 | 13 | 1 | 0 | 2 | 2 | 0 |
| October | 3 | 0 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 2 | 8 | 0 | 0 | 0 | 1 | 1 |
| November | 9 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 41 | 0 | 1 | 3 | 0 | 0 | 1 | 1 | 1 |
| December | 37 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 1 |