| 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 | 410 | 1 | 5 | 0 | 1 | 0 | 0 | 76 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 175 | 0 | 3 | 1 | 0 | 1 | 2 | 0 | 0 | 9 | 2 | 4 |
| February | 348 | 1 | 9 | 0 | 0 | 0 | 0 | 20 | 0 | 2 | 0 | 1 | 1 | 1 | 1 | 565 | 0 | 12 | 1 | 1 | 1 | 2 | 1 | 1 | 11 | 2 | 5 |
| March | 114 | 310 | 9 | 4 | 0 | 1 | 0 | 9 | 27 | 0 | 1 | 1 | 1 | 5 | 0 | 5 | 0 | 2 | 7 | 110 | 0 | 3 | 5 | 8 | 45 | 19 | 10 |
| April | 7 | 1.181 | 20 | 59 | 1 | 18 | 0 | 0 | 19 | 0 | 1 | 3 | 1 | 2 | 1 | 6 | 14 | 0 | 28 | 50 | 3 | 198 | 24 | 28 | 29 | 29 | 11 |
| May | 15 | 14 | 357 | 119 | 175 | 25 | 0 | 0 | 6 | 0 | 2 | 17 | 0 | 10 | 1 | 2 | 27 | 0 | 74 | 4 | 4 | 2.022 | 63 | 7 | 35 | 28 | 21 |
| June | 66 | 6 | 405 | 77 | 172 | 14 | 2 | 1 | 1 | 0 | 10 | 16 | 0 | 9 | 6 | 1 | 1 | 1 | 532 | 0 | 5 | 539 | 99 | 2 | 28 | 28 | 22 |
| July | 7 | 2 | 139 | 7 | 21 | 1 | 2 | 0 | 0 | 0 | 20 | 5 | 0 | 1 | 4 | 0 | 0 | 0 | 18 | 0 | 7 | 28 | 10 | 1 | 6 | 14 | 23 |
| August | 1 | 1 | 10 | 3 | 3 | 1 | 1 | 0 | 0 | 2 | 1 | 4 | 0 | 1 | 1 | 0 | 0 | 0 | 4 | 0 | 10 | 20 | 2 | 0 | 62 | 4 | 9 |
| September | 1 | 4 | 11 | 2 | 4 | 0 | 0 | 0 | 0 | 7 | 2 | 3 | 0 | 1 | 0 | 0 | 1 | 0 | 3 | 0 | 14 | 2 | 1 | 0 | 1 | 3 | 10 |
| October | 23 | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 1 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 4 | 2 | 1 | 0 | 2 | 2 | 7 |
| November | 44 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 1 | 1 | 0 | 0 | 2 | 1 | 4 |
| December | 55 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 4 | 8 | 3 |