| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.078 | 18.289,30 | 16,97 | 2 |
| 2007 | 936 | 18.216,90 | 19,46 | 1 |
| 2008 | 945 | 18.271,13 | 19,33 | 3 |
| 2009 | 293 | 5.986,69 | 20,43 | 5 |
| 2010 | 987 | 16.761,56 | 16,98 | 6 |
| 2011 | 784 | 12.865,98 | 16,41 | 2 |
| 2012 | 787 | 14.110,27 | 17,93 | 5 |
| 2013 | 1.026 | 17.937,15 | 17,48 | 7 |
| 2014 | 922 | 19.674,12 | 21,34 | 5 |
| 2015 | 425 | 10.273,88 | 24,17 | 6 |
| 2016 | 397 | 9.727,66 | 24,50 | 6 |
| 2017 | 374 | 9.985,99 | 26,70 | 8 |
| 2018 | 822 | 18.918,62 | 23,02 | 10 |
| 2019 | 897 | 20.455,47 | 22,80 | 11 |
| 2020 | 767 | 18.507,52 | 24,13 | 11 |
| 2021 | 676 | 16.794,59 | 24,84 | 11 |
| 2022 | 749 | 17.103,67 | 22,84 | 8 |
| 2023 | 549 | 12.158,11 | 22,15 | 8 |
| 2024 | 886 | 20.815,87 | 23,49 | 11 |
| totale | 14.300 | 296.854,48 | 20,76 | 126 |