| 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 | 0 | 2 | 0 | 0 | 27 | 0 | 2 | 1 | 0 | 2 | 0 | 0 | 2 | 0 | 1 |
| February | 0 | 0 | 0 | 0 | 9 | 6 | 1 | 1 | 2 | 0 | 0 | 140 | 0 | 487 | 10 | 2.366 | 3 | 0 | 1 | 27 | 12 | 1 |
| March | 4 | 0 | 3 | 0 | 1 | 11 | 0 | 1 | 2 | 5 | 1 | 21 | 97 | 5 | 114 | 327 | 50 | 7 | 26 | 27 | 40 | 2 |
| April | 49 | 5 | 9 | 0 | 0 | 1 | 0 | 4 | 0 | 3 | 0 | 13 | 124 | 2 | 58 | 10 | 457 | 9 | 8 | 16 | 17 | 4 |
| May | 112 | 637 | 3 | 3 | 0 | 2 | 1 | 8 | 0 | 30 | 2 | 0 | 11 | 1 | 488 | 1 | 2.127 | 58 | 5 | 25 | 20 | 3 |
| June | 16 | 222 | 1 | 2 | 0 | 0 | 0 | 6 | 0 | 8 | 1 | 0 | 1 | 1 | 160 | 1 | 107 | 14 | 1 | 13 | 22 | 3 |
| July | 15 | 5 | 1 | 3 | 0 | 0 | 0 | 13 | 0 | 0 | 2 | 0 | 1 | 0 | 12 | 0 | 7 | 3 | 0 | 17 | 23 | 4 |
| August | 6 | 4 | 0 | 1 | 0 | 0 | 1 | 7 | 2 | 1 | 1 | 0 | 0 | 0 | 4 | 0 | 5 | 1 | 0 | 4 | 10 | 3 |
| September | 3 | 8 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 19 | 0 | 5 | 1 | 0 | 3 | 5 | 2 |
| October | 2 | 2 | 0 | 1 | 0 | 0 | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 51 | 0 | 5 | 1 | 0 | 4 | 3 | 1 |
| November | 1 | 1 | 0 | 0 | 0 | 0 | 4 | 2 | 0 | 1 | 0 | 1 | 0 | 1 | 36 | 1 | 2 | 0 | 0 | 14 | 1 | 1 |
| December | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 21 | 0 | 1 | 5 | 0 | 3 | 0 | 0 | 21 | 2 | 2 |