| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 168 | 1.836,61 | 10,93 | 2 |
| 2007 | 245 | 5.869,66 | 23,96 | 4 |
| 2008 | 200 | 5.848,70 | 29,24 | 4 |
| 2009 | 628 | 14.282,01 | 22,74 | 8 |
| 2010 | 287 | 5.243,75 | 18,27 | 8 |
| 2011 | 239 | 3.880,19 | 16,24 | 7 |
| 2012 | 772 | 14.072,89 | 18,23 | 11 |
| 2013 | 637 | 11.979,71 | 18,81 | 13 |
| 2014 | 401 | 9.301,04 | 23,19 | 12 |
| 2015 | 614 | 13.244,83 | 21,57 | 9 |
| 2016 | 861 | 17.854,14 | 20,74 | 12 |
| 2017 | 324 | 8.208,99 | 25,34 | 10 |
| 2018 | 617 | 13.887,35 | 22,51 | 13 |
| 2019 | 264 | 7.549,00 | 28,59 | 11 |
| 2020 | 322 | 9.962,67 | 30,94 | 9 |
| 2021 | 247 | 7.630,77 | 30,89 | 10 |
| 2022 | 252 | 7.968,78 | 31,62 | 9 |
| 2023 | 370 | 9.523,39 | 25,74 | 8 |
| 2024 | 387 | 9.072,60 | 23,44 | 10 |
| totale | 7.835 | 177.217,08 | 22,62 | 170 |