| 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 | Unidentified |
| January | 858 | 0 | 2 | 1 | 1 | 0 | 0 | 15 | 0 | 5 | 0 | 1 | 3 | 0 | 0 | 41 | 0 | 29 | 1 | 1 | 3 | 4 | 1 | 0 | 2 | 2 |
| February | 978 | 0 | 5 | 0 | 1 | 0 | 0 | 5 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 31 | 0 | 262 | 6 | 89 | 1 | 1 | 0 | 0 | 9 | 1 |
| March | 1.494 | 929 | 18 | 3 | 10 | 2 | 0 | 2 | 0 | 0 | 1 | 1 | 1 | 3 | 0 | 31 | 46 | 13 | 123 | 217 | 0 | 66 | 3 | 6 | 16 | 93 |
| April | 8 | 1.139 | 29 | 35 | 11 | 6 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 12 | 1 | 1 | 219 | 2 | 52 | 12 | 5 | 187 | 12 | 3 | 15 | 1.636 |
| May | 18 | 13 | 172 | 62 | 189 | 0 | 1 | 0 | 0 | 0 | 1 | 5 | 0 | 4 | 1 | 0 | 41 | 0 | 66 | 0 | 9 | 165 | 23 | 2 | 21 | 301 |
| June | 21 | 30 | 168 | 31 | 133 | 0 | 2 | 0 | 0 | 0 | 5 | 7 | 0 | 6 | 2 | 0 | 5 | 4 | 123 | 0 | 23 | 96 | 51 | 0 | 16 | 72 |
| July | 2 | 0 | 63 | 4 | 8 | 0 | 0 | 0 | 0 | 1 | 19 | 3 | 0 | 1 | 7 | 0 | 2 | 0 | 4 | 0 | 22 | 8 | 6 | 0 | 2 | 12 |
| August | 1 | 0 | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 29 | 3 | 1 | 0 | 1 | 9 |
| September | 1 | 0 | 10 | 1 | 0 | 0 | 0 | 2 | 0 | 7 | 2 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 30 | 4 | 1 | 0 | 1 | 7 |
| October | 43 | 0 | 9 | 0 | 1 | 0 | 0 | 0 | 0 | 15 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 2 | 1 | 0 | 1 | 7 |
| November | 9 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 4 | 10 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 2 | 1 | 0 | 1 | 2 |
| December | 151 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 2 |