| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 696 | 13.211,35 | 18,98 | 2 |
| 2007 | 469 | 9.215,76 | 19,65 | 1 |
| 2008 | 212 | 4.705,29 | 22,19 | 1 |
| 2009 | 218 | 4.877,64 | 22,37 | 2 |
| 2010 | 434 | 7.575,91 | 17,46 | 2 |
| 2011 | 208 | 4.222,23 | 20,30 | 1 |
| 2012 | 312 | 6.488,59 | 20,80 | 3 |
| 2013 | 428 | 9.087,30 | 21,23 | 3 |
| 2014 | 194 | 5.616,94 | 28,95 | 2 |
| 2015 | 526 | 13.959,47 | 26,54 | 4 |
| 2016 | 332 | 9.209,78 | 27,74 | 3 |
| 2017 | 793 | 20.265,58 | 25,56 | 4 |
| 2018 | 694 | 17.497,14 | 25,21 | 4 |
| 2019 | 647 | 17.116,35 | 26,45 | 4 |
| 2020 | 577 | 15.640,01 | 27,11 | 4 |
| 2021 | 537 | 14.263,35 | 26,56 | 3 |
| 2022 | 528 | 14.570,59 | 27,60 | 3 |
| 2023 | 624 | 16.773,59 | 26,88 | 4 |
| 2024 | 486 | 12.047,23 | 24,79 | 4 |
| totale | 8.915 | 216.344,10 | 24,27 | 54 |