| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 107 | 1.784,29 | 16,68 | 3 |
| 2007 | 61 | 1.610,58 | 26,40 | 2 |
| 2008 | 651 | 17.674,45 | 27,15 | 4 |
| 2009 | 612 | 16.556,39 | 27,05 | 5 |
| 2010 | 645 | 15.774,46 | 24,46 | 5 |
| 2011 | 631 | 14.878,37 | 23,58 | 4 |
| 2012 | 586 | 13.503,30 | 23,04 | 5 |
| 2013 | 592 | 11.829,80 | 19,98 | 5 |
| 2014 | 554 | 13.547,22 | 24,45 | 6 |
| 2015 | 411 | 10.945,64 | 26,63 | 4 |
| 2016 | 398 | 10.608,03 | 26,65 | 5 |
| 2017 | 378 | 10.540,48 | 27,88 | 5 |
| 2018 | 340 | 8.807,52 | 25,90 | 6 |
| 2019 | 336 | 9.176,87 | 27,31 | 6 |
| 2020 | 319 | 9.621,46 | 30,16 | 6 |
| 2021 | 386 | 10.193,62 | 26,41 | 7 |
| 2022 | 356 | 9.090,33 | 25,53 | 7 |
| 2023 | 346 | 9.578,86 | 27,68 | 7 |
| 2024 | 331 | 8.455,43 | 25,55 | 6 |
| totale | 8.040 | 204.177,10 | 25,40 | 98 |