| 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 | 46 | 0 | 0 | 1 | 0 | 0 | 0 | 55 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
| February | 2 | 0 | 0 | 0 | 4 | 7 | 3 | 0 | 0 | 1 | 0 | 134 | 0 | 357 | 4 | 180 | 1 | 0 | 0 | 56 | 5 | 2 |
| March | 5 | 0 | 2 | 0 | 1 | 50 | 0 | 1 | 1 | 4 | 1 | 28 | 228 | 8 | 63 | 51 | 18 | 10 | 8 | 45 | 8 | 14 |
| April | 66 | 14 | 8 | 0 | 0 | 26 | 0 | 2 | 0 | 9 | 0 | 4 | 175 | 0 | 43 | 3 | 513 | 14 | 10 | 43 | 8 | 14 |
| May | 147 | 1.093 | 2 | 0 | 0 | 4 | 0 | 14 | 0 | 40 | 3 | 0 | 3 | 0 | 66 | 0 | 948 | 40 | 9 | 27 | 31 | 12 |
| June | 21 | 310 | 0 | 3 | 1 | 0 | 0 | 11 | 0 | 8 | 3 | 0 | 0 | 0 | 114 | 0 | 91 | 15 | 1 | 12 | 11 | 4 |
| July | 14 | 9 | 0 | 12 | 0 | 0 | 2 | 5 | 0 | 1 | 3 | 0 | 0 | 0 | 5 | 0 | 14 | 5 | 1 | 8 | 47 | 3 |
| August | 5 | 3 | 0 | 0 | 1 | 0 | 2 | 4 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 4 | 0 | 0 | 5 | 6 | 5 |
| September | 1 | 3 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 57 | 3 | 3 |
| October | 1 | 1 | 0 | 0 | 1 | 0 | 4 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 4 | 1 | 0 | 8 | 1 | 4 |
| November | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 3 | 0 | 0 | 4 | 1 | 3 |
| December | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 21 | 0 | 0 | 2 | 0 | 4 | 0 | 0 | 12 | 1 | 1 |