| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 454 | 9.535,29 | 21,00 | 3 |
| 2007 | 39 | 822,54 | 21,09 | 1 |
| 2008 | 32 | 618,72 | 19,34 | 1 |
| 2009 | 75 | 1.559,96 | 20,80 | 2 |
| 2010 | 114 | 2.662,04 | 23,35 | 3 |
| 2011 | 136 | 2.847,85 | 20,94 | 2 |
| 2012 | 246 | 4.860,85 | 19,76 | 3 |
| 2013 | 259 | 5.403,86 | 20,86 | 6 |
| 2014 | 372 | 9.841,73 | 26,46 | 8 |
| 2015 | 387 | 10.519,09 | 27,18 | 8 |
| 2016 | 421 | 10.598,04 | 25,17 | 8 |
| 2017 | 483 | 12.795,00 | 26,49 | 9 |
| 2018 | 510 | 14.402,04 | 28,24 | 9 |
| 2019 | 531 | 15.905,73 | 29,95 | 9 |
| 2020 | 496 | 20.188,40 | 40,70 | 10 |
| 2021 | 679 | 45.956,73 | 67,68 | 12 |
| 2022 | 510 | 23.529,03 | 46,14 | 9 |
| 2023 | 463 | 14.913,69 | 32,21 | 8 |
| 2024 | 544 | 16.474,77 | 30,28 | 10 |
| totale | 6.751 | 223.435,36 | 33,10 | 121 |