| 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 | 33 | 3 | 4 | 1 | 1 | 1 | 0 | 13 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 21 | 0 | 3 | 5 | 0 | 1 | 1 | 0 | 0 | 2 | 4 | 9 |
| February | 149 | 2 | 10 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 21 | 0 | 780 | 3 | 5 | 1 | 0 | 0 | 1 | 3 | 3 | 3 |
| March | 587 | 6.231 | 11 | 2 | 0 | 7 | 0 | 19 | 46 | 1 | 0 | 1 | 0 | 5 | 0 | 13 | 22 | 547 | 792 | 691 | 0 | 20 | 1 | 4 | 6 | 7 | 4 |
| April | 27 | 1.528 | 24 | 18 | 3 | 2 | 0 | 0 | 14 | 0 | 0 | 2 | 0 | 16 | 0 | 3 | 562 | 15 | 1.760 | 66 | 1 | 302 | 4 | 7 | 23 | 7 | 3 |
| May | 22 | 15 | 220 | 78 | 210 | 5 | 22 | 0 | 18 | 0 | 1 | 9 | 0 | 47 | 2 | 0 | 44 | 1 | 397 | 0 | 12 | 766 | 16 | 4 | 9 | 43 | 10 |
| June | 15 | 3 | 74 | 20 | 193 | 0 | 2 | 0 | 2 | 0 | 14 | 9 | 0 | 5 | 3 | 0 | 2 | 1 | 140 | 0 | 14 | 310 | 9 | 2 | 11 | 20 | 6 |
| July | 2 | 1 | 18 | 5 | 11 | 0 | 26 | 0 | 0 | 2 | 17 | 2 | 0 | 5 | 1 | 0 | 0 | 1 | 18 | 0 | 8 | 37 | 1 | 0 | 6 | 6 | 4 |
| August | 1 | 0 | 8 | 4 | 1 | 0 | 1 | 0 | 0 | 1 | 12 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | 22 | 11 | 1 | 0 | 3 | 2 | 3 |
| September | 2 | 0 | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 5 | 5 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 6 | 0 | 32 | 19 | 1 | 0 | 2 | 3 | 1 |
| October | 11 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 4 | 5 | 1 | 0 | 1 | 1 | 1 |
| November | 70 | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 2 | 4 | 0 | 0 | 4 | 0 | 1 |
| December | 130 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 0 | 9 | 0 | 2 |