| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 90 | 2.083,45 | 23,15 | 1 |
| 2007 | 427 | 10.240,64 | 23,98 | 1 |
| 2008 | 249 | 5.712,38 | 22,94 | 1 |
| 2009 | 270 | 6.178,29 | 22,88 | 3 |
| 2010 | 326 | 5.947,27 | 18,24 | 4 |
| 2011 | 892 | 15.843,74 | 17,76 | 4 |
| 2012 | 932 | 18.812,53 | 20,19 | 5 |
| 2013 | 815 | 14.819,08 | 18,18 | 5 |
| 2014 | 434 | 10.988,08 | 25,32 | 5 |
| 2015 | 334 | 8.980,62 | 26,89 | 4 |
| 2016 | 653 | 14.389,92 | 22,04 | 7 |
| 2017 | 573 | 14.085,66 | 24,58 | 7 |
| 2018 | 541 | 12.356,66 | 22,84 | 7 |
| 2019 | 533 | 13.017,61 | 24,42 | 7 |
| 2020 | 444 | 10.614,33 | 23,91 | 7 |
| 2021 | 836 | 18.627,78 | 22,28 | 7 |
| 2022 | 417 | 10.543,05 | 25,28 | 6 |
| 2023 | 401 | 9.549,69 | 23,81 | 7 |
| 2024 | 389 | 9.441,89 | 24,27 | 9 |
| totale | 9.556 | 212.232,67 | 22,21 | 97 |