| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 119 | 2.600,89 | 21,86 | 2 |
| 2007 | 29 | 1.228,66 | 42,37 | 1 |
| 2008 | 31 | 1.507,24 | 48,62 | 1 |
| 2009 | 113 | 2.018,80 | 17,87 | 2 |
| 2010 | 161 | 2.225,09 | 13,82 | 3 |
| 2011 | 117 | 1.778,68 | 15,20 | 2 |
| 2012 | 187 | 2.238,91 | 11,97 | 2 |
| 2013 | 97 | 1.362,86 | 14,05 | 2 |
| 2014 | 310 | 5.290,22 | 17,07 | 4 |
| 2015 | 310 | 5.502,43 | 17,75 | 4 |
| 2016 | 386 | 6.563,11 | 17,00 | 4 |
| 2017 | 370 | 5.936,24 | 16,04 | 4 |
| 2018 | 402 | 6.335,24 | 15,76 | 4 |
| 2019 | 299 | 4.638,94 | 15,51 | 3 |
| 2020 | 336 | 5.220,27 | 15,54 | 3 |
| 2021 | 329 | 5.137,38 | 15,62 | 3 |
| 2022 | 155 | 1.983,57 | 12,80 | 2 |
| 2023 | 199 | 2.748,46 | 13,81 | 3 |
| 2024 | 201 | 2.475,02 | 12,31 | 3 |
| totale | 4.151 | 66.792,01 | 16,09 | 52 |