| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 348 | 4.571,35 | 13,14 | 2 |
| 2007 | 139 | 2.527,05 | 18,18 | 1 |
| 2008 | 134 | 2.488,83 | 18,57 | 1 |
| 2009 | 417 | 6.563,49 | 15,74 | 3 |
| 2010 | 473 | 6.780,63 | 14,34 | 4 |
| 2011 | 399 | 5.790,89 | 14,51 | 4 |
| 2012 | 554 | 7.708,60 | 13,91 | 6 |
| 2013 | 655 | 10.283,34 | 15,70 | 5 |
| 2014 | 463 | 9.176,57 | 19,82 | 4 |
| 2015 | 613 | 10.393,54 | 16,96 | 5 |
| 2016 | 731 | 11.186,32 | 15,30 | 5 |
| 2017 | 478 | 7.759,25 | 16,23 | 5 |
| 2018 | 839 | 13.024,81 | 15,52 | 5 |
| 2019 | 747 | 12.325,50 | 16,50 | 6 |
| 2020 | 645 | 13.556,90 | 21,02 | 8 |
| 2021 | 600 | 14.665,15 | 24,44 | 9 |
| 2022 | 849 | 19.021,47 | 22,40 | 9 |
| 2023 | 606 | 16.014,46 | 26,43 | 9 |
| 2024 | 524 | 12.473,67 | 23,80 | 8 |
| totale | 10.214 | 186.311,82 | 18,24 | 99 |