| Month | Plantain | Olive | Birch | Privet | Alder | Maple | Mugwort | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Oak | Sorrel | Willow | Nettle | Other | Unidentified |
| January | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 1 | 2 | 0 | 0 | 290 | 0 | 244 | 2 | 0 | 2 | 0 | 0 | 11 | 3 | 1 |
| February | 0 | 0 | 0 | 0 | 23 | 1 | 0 | 1 | 2 | 0 | 0 | 125 | 0 | 365 | 9 | 24 | 2 | 1 | 4 | 19 | 2 | 1 |
| March | 0 | 0 | 8 | 0 | 1 | 24 | 0 | 1 | 1 | 0 | 0 | 8 | 5 | 14 | 32 | 364 | 20 | 2 | 6 | 16 | 5 | 1 |
| April | 36 | 5 | 29 | 0 | 1 | 10 | 0 | 1 | 0 | 1 | 0 | 7 | 501 | 2 | 128 | 41 | 638 | 7 | 17 | 26 | 28 | 5 |
| May | 132 | 411 | 25 | 1 | 0 | 1 | 1 | 21 | 0 | 11 | 0 | 1 | 49 | 1 | 528 | 5 | 2.146 | 40 | 4 | 24 | 61 | 6 |
| June | 26 | 113 | 0 | 1 | 0 | 0 | 1 | 11 | 0 | 4 | 4 | 0 | 1 | 1 | 133 | 0 | 204 | 9 | 0 | 8 | 27 | 5 |
| July | 6 | 6 | 0 | 4 | 0 | 0 | 1 | 6 | 0 | 1 | 2 | 0 | 0 | 0 | 18 | 0 | 42 | 2 | 0 | 10 | 23 | 3 |
| August | 4 | 4 | 0 | 3 | 0 | 0 | 3 | 4 | 0 | 1 | 3 | 0 | 0 | 0 | 10 | 0 | 25 | 1 | 0 | 4 | 38 | 3 |
| September | 4 | 2 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 5 | 0 | 14 | 1 | 0 | 1 | 3 | 2 |
| October | 1 | 1 | 0 | 1 | 0 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 5 | 0 | 0 | 2 | 2 | 2 |
| November | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 1 | 0 | 0 | 6 | 1 | 1 |
| December | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 8 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 7 | 1 | 5 |