| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 660 | 13.760,05 | 20,85 | 3 |
| 2007 | 346 | 9.325,18 | 26,95 | 2 |
| 2008 | 861 | 21.682,54 | 25,18 | 5 |
| 2009 | 942 | 24.062,98 | 25,54 | 6 |
| 2010 | 2.347 | 38.501,70 | 16,40 | 9 |
| 2011 | 885 | 20.227,31 | 22,86 | 5 |
| 2012 | 1.525 | 30.039,97 | 19,70 | 7 |
| 2013 | 959 | 23.258,34 | 24,25 | 6 |
| 2014 | 727 | 16.545,70 | 22,76 | 7 |
| 2015 | 1.571 | 32.546,12 | 20,72 | 10 |
| 2016 | 1.139 | 25.207,05 | 22,13 | 12 |
| 2017 | 1.619 | 31.190,20 | 19,27 | 16 |
| 2018 | 1.747 | 31.992,90 | 18,31 | 17 |
| 2019 | 1.613 | 29.875,23 | 18,52 | 17 |
| 2020 | 2.106 | 44.913,46 | 21,33 | 19 |
| 2021 | 2.134 | 50.749,11 | 23,78 | 18 |
| 2022 | 1.491 | 49.439,90 | 33,16 | 19 |
| 2023 | 1.286 | 40.135,75 | 31,21 | 22 |
| 2024 | 1.460 | 49.639,18 | 34,00 | 23 |
| totale | 25.418 | 583.092,67 | 22,94 | 223 |