| 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 | 739 | 1 | 5 | 1 | 0 | 0 | 0 | 39 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 65 | 0 | 6 | 3 | 1 | 1 | 5 | 0 | 0 | 3 | 0 | 3 |
| February | 2.826 | 0 | 9 | 7 | 0 | 1 | 0 | 8 | 0 | 0 | 0 | 1 | 12 | 1 | 0 | 83 | 3 | 178 | 4 | 147 | 0 | 5 | 9 | 1 | 7 | 1 | 7 |
| March | 881 | 2.906 | 12 | 5 | 0 | 3 | 0 | 5 | 163 | 0 | 7 | 1 | 1 | 3 | 0 | 59 | 133 | 10 | 38 | 128 | 2 | 11 | 16 | 12 | 16 | 10 | 18 |
| April | 33 | 638 | 15 | 14 | 0 | 1 | 0 | 0 | 18 | 0 | 0 | 1 | 4 | 3 | 0 | 0 | 147 | 1 | 32 | 11 | 1 | 274 | 4 | 2 | 13 | 13 | 18 |
| May | 60 | 18 | 176 | 114 | 71 | 2 | 0 | 0 | 1 | 0 | 1 | 5 | 1 | 12 | 1 | 0 | 19 | 0 | 251 | 0 | 5 | 1.289 | 32 | 5 | 15 | 11 | 54 |
| June | 50 | 2 | 59 | 23 | 137 | 1 | 2 | 0 | 2 | 1 | 13 | 10 | 0 | 14 | 2 | 0 | 2 | 0 | 169 | 0 | 11 | 536 | 15 | 1 | 14 | 17 | 57 |
| July | 12 | 1 | 15 | 7 | 10 | 0 | 8 | 0 | 0 | 0 | 9 | 6 | 0 | 2 | 6 | 0 | 0 | 1 | 10 | 0 | 15 | 35 | 4 | 0 | 3 | 16 | 26 |
| August | 4 | 2 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | 1 | 6 | 6 | 0 | 1 | 2 | 0 | 0 | 1 | 8 | 0 | 16 | 10 | 2 | 0 | 3 | 6 | 10 |
| September | 3 | 1 | 9 | 3 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 10 | 12 | 0 | 0 | 3 | 2 | 8 |
| October | 22 | 0 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 4 | 7 | 0 | 0 | 2 | 1 | 4 |
| November | 4 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 1 | 3 | 0 | 0 | 3 | 1 | 2 |
| December | 22 | 0 | 7 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 12 | 0 | 1 | 1 | 0 | 1 | 5 | 0 | 0 | 9 | 0 | 3 |