| 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 | 1.216 | 0 | 15 | 1 | 0 | 0 | 0 | 34 | 12 | 1 | 0 | 0 | 2 | 0 | 0 | 111 | 0 | 7 | 2 | 0 | 1 | 5 | 1 | 0 | 10 | 1 | 2 |
| February | 887 | 0 | 15 | 0 | 0 | 1 | 0 | 44 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 193 | 0 | 99 | 2 | 41 | 0 | 9 | 1 | 1 | 23 | 3 | 2 |
| March | 418 | 3 | 6 | 1 | 0 | 0 | 0 | 11 | 24 | 0 | 0 | 1 | 1 | 1 | 1 | 4 | 0 | 23 | 9 | 435 | 1 | 2 | 3 | 3 | 32 | 6 | 2 |
| April | 16 | 2.280 | 36 | 32 | 5 | 6 | 0 | 1 | 7 | 0 | 0 | 17 | 2 | 5 | 1 | 8 | 45 | 2 | 85 | 49 | 3 | 147 | 10 | 76 | 18 | 24 | 43 |
| May | 26 | 102 | 221 | 118 | 95 | 5 | 1 | 0 | 9 | 1 | 0 | 27 | 0 | 8 | 1 | 1 | 30 | 0 | 280 | 1 | 2 | 373 | 28 | 5 | 6 | 28 | 9 |
| June | 63 | 45 | 284 | 32 | 506 | 1 | 7 | 1 | 2 | 1 | 2 | 23 | 0 | 6 | 6 | 0 | 4 | 1 | 387 | 1 | 5 | 155 | 29 | 1 | 13 | 48 | 9 |
| July | 42 | 19 | 155 | 17 | 93 | 1 | 4 | 1 | 0 | 1 | 22 | 12 | 0 | 4 | 4 | 0 | 0 | 0 | 100 | 0 | 7 | 24 | 9 | 0 | 11 | 30 | 7 |
| August | 4 | 13 | 14 | 4 | 10 | 0 | 2 | 0 | 0 | 2 | 2 | 6 | 0 | 1 | 3 | 0 | 0 | 0 | 10 | 1 | 14 | 10 | 2 | 0 | 8 | 18 | 1 |
| September | 6 | 14 | 9 | 2 | 8 | 0 | 1 | 0 | 0 | 7 | 0 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 1 | 23 | 6 | 1 | 0 | 5 | 11 | 1 |
| October | 22 | 4 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 1 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 24 | 0 | 2 | 3 | 1 | 0 | 2 | 4 | 1 |
| November | 5 | 3 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 19 | 0 | 1 | 5 | 1 | 1 | 1 | 4 | 2 |
| December | 40 | 7 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 4 | 0 | 1 | 2 | 1 | 0 | 2 | 1 | 1 |