| 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 | 1.491 | 2 | 10 | 1 | 0 | 0 | 0 | 43 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 243 | 0 | 4 | 4 | 1 | 1 | 4 | 0 | 0 | 4 | 2 | 9 |
| February | 4.365 | 1 | 22 | 0 | 0 | 0 | 0 | 28 | 1 | 1 | 0 | 1 | 30 | 1 | 0 | 291 | 0 | 207 | 2 | 68 | 1 | 1 | 0 | 4 | 20 | 3 | 4 |
| March | 921 | 1.014 | 17 | 3 | 1 | 2 | 0 | 3 | 56 | 0 | 1 | 2 | 2 | 4 | 1 | 68 | 59 | 30 | 22 | 180 | 1 | 14 | 3 | 9 | 16 | 14 | 11 |
| April | 83 | 652 | 15 | 23 | 9 | 7 | 0 | 1 | 3 | 1 | 0 | 2 | 1 | 4 | 0 | 4 | 39 | 1 | 61 | 17 | 7 | 1.043 | 14 | 13 | 21 | 36 | 14 |
| May | 130 | 31 | 281 | 92 | 121 | 3 | 1 | 1 | 1 | 0 | 1 | 10 | 0 | 22 | 1 | 0 | 15 | 0 | 318 | 1 | 4 | 2.331 | 110 | 4 | 12 | 42 | 17 |
| June | 67 | 3 | 110 | 19 | 129 | 1 | 2 | 0 | 2 | 0 | 17 | 16 | 1 | 9 | 2 | 0 | 1 | 0 | 276 | 0 | 9 | 727 | 40 | 1 | 13 | 41 | 21 |
| July | 3 | 2 | 14 | 3 | 7 | 0 | 1 | 0 | 0 | 0 | 9 | 4 | 0 | 1 | 6 | 0 | 0 | 0 | 10 | 0 | 9 | 52 | 5 | 0 | 7 | 7 | 15 |
| August | 2 | 1 | 7 | 2 | 3 | 0 | 1 | 0 | 0 | 2 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 0 | 11 | 24 | 3 | 0 | 3 | 5 | 14 |
| September | 3 | 1 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 10 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 7 | 8 | 2 | 0 | 1 | 5 | 8 |
| October | 13 | 1 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 5 | 1 | 0 | 4 | 2 | 5 |
| November | 4 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 1 | 2 | 1 | 0 | 2 | 1 | 7 |
| December | 210 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 37 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 0 | 12 | 1 | 3 |