| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 958 | 17.912,93 | 18,70 | 3 |
| 2007 | 932 | 19.818,90 | 21,26 | 2 |
| 2008 | 912 | 19.607,45 | 21,50 | 3 |
| 2009 | 882 | 18.416,45 | 20,88 | 4 |
| 2010 | 852 | 14.361,93 | 16,86 | 4 |
| 2011 | 821 | 14.084,15 | 17,15 | 2 |
| 2012 | 731 | 16.167,42 | 22,12 | 4 |
| 2013 | 778 | 15.830,37 | 20,35 | 3 |
| 2014 | 776 | 20.054,80 | 25,84 | 4 |
| 2015 | 723 | 21.309,87 | 29,47 | 4 |
| 2016 | 733 | 19.722,54 | 26,91 | 4 |
| 2017 | 704 | 18.286,97 | 25,98 | 4 |
| 2018 | 689 | 17.025,92 | 24,71 | 4 |
| 2019 | 655 | 16.284,08 | 24,86 | 4 |
| 2020 | 612 | 16.649,95 | 27,21 | 4 |
| 2021 | 597 | 16.307,12 | 27,32 | 4 |
| 2022 | 276 | 5.998,46 | 21,73 | 3 |
| 2023 | 290 | 6.091,82 | 21,01 | 5 |
| 2024 | 310 | 6.400,44 | 20,65 | 5 |
| totale | 13.231 | 300.331,57 | 22,70 | 70 |