| 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 | 1.106 | 4 | 8 | 0 | 0 | 0 | 1 | 35 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 85 | 0 | 9 | 2 | 0 | 1 | 5 | 0 | 0 | 5 | 2 | 2 |
| February | 282 | 0 | 13 | 1 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 109 | 0 | 168 | 2 | 3 | 0 | 4 | 1 | 2 | 19 | 1 | 2 |
| March | 147 | 30 | 6 | 4 | 0 | 10 | 0 | 11 | 28 | 1 | 0 | 1 | 1 | 2 | 1 | 5 | 0 | 54 | 13 | 147 | 1 | 4 | 7 | 7 | 33 | 8 | 5 |
| April | 16 | 919 | 17 | 23 | 4 | 4 | 0 | 1 | 10 | 0 | 0 | 1 | 2 | 5 | 0 | 5 | 49 | 2 | 85 | 27 | 3 | 146 | 8 | 23 | 24 | 36 | 9 |
| May | 22 | 57 | 302 | 111 | 130 | 7 | 1 | 1 | 6 | 0 | 0 | 13 | 0 | 7 | 2 | 2 | 40 | 1 | 98 | 3 | 2 | 314 | 37 | 5 | 6 | 35 | 9 |
| June | 73 | 17 | 251 | 28 | 572 | 1 | 59 | 1 | 7 | 1 | 2 | 14 | 0 | 7 | 1 | 0 | 4 | 0 | 332 | 0 | 7 | 138 | 24 | 1 | 10 | 58 | 5 |
| July | 29 | 19 | 68 | 11 | 96 | 0 | 4 | 0 | 0 | 1 | 12 | 10 | 0 | 2 | 20 | 0 | 0 | 0 | 61 | 0 | 7 | 22 | 3 | 0 | 13 | 39 | 4 |
| August | 1 | 12 | 10 | 3 | 14 | 0 | 3 | 0 | 0 | 3 | 3 | 5 | 0 | 1 | 3 | 0 | 0 | 0 | 6 | 0 | 15 | 7 | 2 | 0 | 6 | 41 | 4 |
| September | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| October | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 0 | 1 | 2 | 1 |
| November | 6 | 8 | 2 | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 49 | 0 | 0 | 5 | 1 | 0 | 2 | 2 | 1 |
| December | 42 | 4 | 3 | 1 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 1 | 1 | 4 | 0 | 0 | 1 | 2 | 2 |