| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 850 | 14.344,53 | 16,88 | 3 |
| 2007 | 777 | 14.461,18 | 18,61 | 2 |
| 2008 | 863 | 15.333,93 | 17,77 | 2 |
| 2009 | 812 | 13.543,77 | 16,68 | 3 |
| 2010 | 894 | 14.017,74 | 15,68 | 4 |
| 2011 | 809 | 12.775,93 | 15,79 | 2 |
| 2012 | 745 | 12.378,19 | 16,62 | 3 |
| 2013 | 356 | 5.311,43 | 14,92 | 2 |
| 2014 | 737 | 13.921,25 | 18,89 | 3 |
| 2015 | 676 | 12.449,20 | 18,42 | 3 |
| 2016 | 536 | 11.094,16 | 20,70 | 5 |
| 2017 | 571 | 11.199,82 | 19,61 | 5 |
| 2018 | 552 | 10.881,66 | 19,71 | 5 |
| 2019 | 625 | 12.284,93 | 19,66 | 5 |
| 2020 | 569 | 11.783,39 | 20,71 | 5 |
| 2021 | 483 | 10.258,94 | 21,24 | 5 |
| 2022 | 427 | 10.069,40 | 23,58 | 7 |
| 2023 | 602 | 12.693,31 | 21,09 | 9 |
| 2024 | 588 | 11.897,25 | 20,23 | 10 |
| totale | 12.472 | 230.700,01 | 18,50 | 83 |