| 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 | 152 | 1 | 16 | 2 | 1 | 0 | 0 | 20 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 70 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 8 | 1 | 1 |
| February | 710 | 0 | 5 | 1 | 1 | 0 | 0 | 86 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 126 | 0 | 34 | 4 | 48 | 9 | 3 | 1 | 2 | 14 | 0 | 4 |
| March | 118 | 357 | 7 | 5 | 0 | 1 | 0 | 2 | 6 | 1 | 0 | 1 | 1 | 5 | 1 | 7 | 4 | 9 | 9 | 57 | 0 | 8 | 4 | 5 | 39 | 6 | 3 |
| April | 12 | 1.719 | 15 | 76 | 0 | 2 | 0 | 0 | 16 | 0 | 3 | 2 | 1 | 3 | 1 | 1 | 102 | 3 | 10 | 45 | 3 | 82 | 10 | 4 | 24 | 7 | 4 |
| May | 10 | 72 | 168 | 106 | 142 | 14 | 0 | 0 | 17 | 0 | 1 | 13 | 0 | 5 | 2 | 0 | 39 | 0 | 64 | 1 | 4 | 268 | 27 | 6 | 24 | 26 | 5 |
| June | 18 | 4 | 357 | 84 | 302 | 5 | 4 | 0 | 12 | 0 | 17 | 34 | 0 | 8 | 1 | 0 | 2 | 0 | 153 | 0 | 9 | 235 | 57 | 1 | 29 | 36 | 4 |
| July | 3 | 3 | 113 | 18 | 21 | 1 | 4 | 0 | 0 | 0 | 28 | 10 | 0 | 1 | 21 | 1 | 0 | 0 | 12 | 0 | 15 | 24 | 3 | 0 | 25 | 13 | 3 |
| August | 4 | 2 | 13 | 9 | 4 | 0 | 3 | 1 | 0 | 3 | 4 | 8 | 0 | 1 | 2 | 0 | 0 | 0 | 8 | 0 | 18 | 12 | 1 | 0 | 6 | 14 | 2 |
| September | 1 | 4 | 10 | 8 | 4 | 0 | 3 | 0 | 0 | 3 | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 20 | 8 | 0 | 0 | 1 | 7 | 1 |
| October | 19 | 2 | 3 | 1 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 4 | 1 | 0 | 0 | 2 | 1 | 1 |
| November | 12 | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 1 |
| December | 26 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 1 |