| 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 | 223 | 0 | 2 | 0 | 1 | 0 | 0 | 22 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 61 | 0 | 2 | 1 | 0 | 1 | 4 | 0 | 0 | 4 | 1 | 1 |
| February | 1.360 | 0 | 8 | 0 | 1 | 0 | 4 | 14 | 0 | 2 | 0 | 0 | 1 | 2 | 0 | 77 | 2 | 278 | 3 | 51 | 1 | 4 | 1 | 0 | 9 | 2 | 3 |
| March | 819 | 3.161 | 13 | 5 | 0 | 0 | 0 | 5 | 50 | 0 | 0 | 0 | 2 | 2 | 0 | 4 | 20 | 167 | 565 | 485 | 0 | 99 | 6 | 4 | 49 | 4 | 10 |
| April | 18 | 5.838 | 25 | 41 | 10 | 2 | 0 | 0 | 47 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 117 | 0 | 437 | 69 | 2 | 231 | 9 | 2 | 51 | 9 | 9 |
| May | 18 | 66 | 211 | 49 | 108 | 9 | 1 | 0 | 3 | 0 | 1 | 5 | 2 | 5 | 1 | 0 | 12 | 0 | 577 | 1 | 5 | 214 | 22 | 1 | 18 | 25 | 6 |
| June | 15 | 3 | 272 | 46 | 312 | 7 | 9 | 0 | 0 | 1 | 11 | 6 | 0 | 9 | 1 | 0 | 1 | 0 | 474 | 0 | 8 | 352 | 25 | 0 | 15 | 28 | 10 |
| July | 4 | 5 | 53 | 13 | 16 | 0 | 23 | 0 | 0 | 1 | 12 | 4 | 0 | 1 | 2 | 0 | 0 | 0 | 23 | 0 | 5 | 35 | 1 | 0 | 6 | 6 | 7 |
| August | 1 | 0 | 7 | 5 | 1 | 0 | 2 | 0 | 0 | 5 | 3 | 4 | 0 | 0 | 2 | 0 | 0 | 0 | 4 | 0 | 19 | 12 | 0 | 0 | 4 | 5 | 2 |
| September | 1 | 1 | 5 | 2 | 3 | 0 | 3 | 0 | 0 | 1 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 3 | 0 | 15 | 10 | 1 | 0 | 2 | 4 | 2 |
| October | 8 | 1 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 0 | 0 | 0 | 1 | 0 | 1 | 4 | 0 | 6 | 5 | 0 | 0 | 4 | 2 | 2 |
| November | 5 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 4 | 0 | 1 | 2 | 0 | 0 | 3 | 2 | 2 |
| December | 34 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 2 | 1 | 5 |