| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 576 | 13.514,23 | 23,46 | 3 |
| 2007 | 530 | 16.292,94 | 30,74 | 5 |
| 2008 | 533 | 14.712,59 | 27,60 | 4 |
| 2009 | 404 | 15.922,74 | 39,41 | 5 |
| 2010 | 491 | 12.268,35 | 24,99 | 5 |
| 2011 | 868 | 31.546,95 | 36,34 | 3 |
| 2012 | 560 | 22.459,97 | 40,11 | 4 |
| 2013 | 745 | 25.171,41 | 33,79 | 6 |
| 2014 | 611 | 28.275,39 | 46,28 | 4 |
| 2015 | 526 | 26.307,34 | 50,01 | 4 |
| 2016 | 594 | 27.552,50 | 46,38 | 5 |
| 2017 | 619 | 31.073,38 | 50,20 | 6 |
| 2018 | 592 | 26.190,43 | 44,24 | 6 |
| 2019 | 588 | 24.288,28 | 41,31 | 7 |
| 2020 | 549 | 25.786,26 | 46,97 | 7 |
| 2021 | 502 | 21.849,70 | 43,53 | 7 |
| 2022 | 550 | 24.793,20 | 45,08 | 8 |
| 2023 | 542 | 23.932,08 | 44,16 | 10 |
| 2024 | 594 | 22.810,45 | 38,40 | 11 |
| totale | 10.974 | 434.748,19 | 39,62 | 110 |