| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 544 | 9.049,84 | 16,64 | 2 |
| 2007 | 454 | 8.768,63 | 19,31 | 2 |
| 2008 | 520 | 11.013,74 | 21,18 | 3 |
| 2009 | 500 | 8.658,69 | 17,32 | 5 |
| 2010 | 446 | 6.757,70 | 15,15 | 6 |
| 2011 | 587 | 8.107,22 | 13,81 | 5 |
| 2012 | 561 | 8.178,19 | 14,58 | 6 |
| 2013 | 553 | 7.678,53 | 13,89 | 7 |
| 2014 | 710 | 14.207,52 | 20,01 | 5 |
| 2015 | 457 | 7.845,26 | 17,17 | 5 |
| 2016 | 589 | 11.306,09 | 19,20 | 5 |
| 2017 | 548 | 10.058,33 | 18,35 | 5 |
| 2018 | 573 | 13.019,41 | 22,72 | 7 |
| 2019 | 573 | 16.497,49 | 28,79 | 7 |
| 2020 | 574 | 17.118,09 | 29,82 | 7 |
| 2021 | 578 | 21.150,66 | 36,59 | 7 |
| 2022 | 843 | 34.970,18 | 41,48 | 7 |
| 2023 | 567 | 22.580,99 | 39,83 | 7 |
| 2024 | 1.062 | 19.136,81 | 18,02 | 8 |
| totale | 11.239 | 256.103,37 | 22,79 | 106 |