| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 551 | 9.236,25 | 16,76 | 4 |
| 2007 | 224 | 5.888,85 | 26,29 | 4 |
| 2008 | 405 | 8.518,56 | 21,03 | 6 |
| 2009 | 701 | 11.996,25 | 17,11 | 8 |
| 2010 | 962 | 16.984,65 | 17,66 | 9 |
| 2011 | 894 | 16.641,97 | 18,62 | 8 |
| 2012 | 879 | 16.345,39 | 18,60 | 9 |
| 2013 | 959 | 18.090,81 | 18,86 | 10 |
| 2014 | 769 | 17.387,29 | 22,61 | 7 |
| 2015 | 1.030 | 24.864,68 | 24,14 | 8 |
| 2016 | 1.005 | 23.584,08 | 23,47 | 9 |
| 2017 | 1.027 | 24.076,20 | 23,44 | 9 |
| 2018 | 733 | 18.210,22 | 24,84 | 9 |
| 2019 | 727 | 17.904,22 | 24,63 | 10 |
| 2020 | 588 | 14.293,81 | 24,31 | 10 |
| 2021 | 678 | 17.082,92 | 25,20 | 10 |
| 2022 | 716 | 17.311,15 | 24,18 | 8 |
| 2023 | 617 | 15.279,89 | 24,76 | 9 |
| 2024 | 445 | 10.403,15 | 23,38 | 9 |
| totale | 13.910 | 304.100,34 | 21,86 | 156 |