| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 548 | 15.050,23 | 27,46 | 5 |
| 2007 | 69 | 2.027,85 | 29,39 | 2 |
| 2008 | 154 | 3.241,78 | 21,05 | 3 |
| 2009 | 386 | 10.573,47 | 27,39 | 5 |
| 2010 | 418 | 9.294,43 | 22,24 | 8 |
| 2011 | 270 | 6.138,53 | 22,74 | 4 |
| 2012 | 460 | 10.406,98 | 22,62 | 7 |
| 2013 | 465 | 9.970,88 | 21,44 | 7 |
| 2014 | 484 | 13.541,23 | 27,98 | 7 |
| 2015 | 529 | 13.533,86 | 25,58 | 7 |
| 2016 | 489 | 13.680,93 | 27,98 | 7 |
| 2017 | 479 | 12.555,51 | 26,21 | 7 |
| 2018 | 448 | 12.005,33 | 26,80 | 7 |
| 2019 | 413 | 11.725,19 | 28,39 | 7 |
| 2020 | 356 | 10.986,89 | 30,86 | 6 |
| 2021 | 348 | 11.934,94 | 34,30 | 8 |
| 2022 | 275 | 8.510,43 | 30,95 | 6 |
| 2023 | 256 | 8.637,98 | 33,74 | 7 |
| 2024 | 293 | 9.646,07 | 32,92 | 8 |
| totale | 7.140 | 193.462,51 | 27,10 | 118 |