| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 943 | 15.025,42 | 15,93 | 5 |
| 2007 | 1.334 | 30.338,41 | 22,74 | 5 |
| 2008 | 1.407 | 35.255,95 | 25,06 | 6 |
| 2009 | 1.495 | 33.630,26 | 22,50 | 6 |
| 2010 | 1.135 | 23.446,06 | 20,66 | 6 |
| 2011 | 721 | 16.688,64 | 23,15 | 3 |
| 2012 | 670 | 15.984,97 | 23,86 | 6 |
| 2013 | 874 | 18.220,72 | 20,85 | 7 |
| 2014 | 1.379 | 34.237,77 | 24,83 | 10 |
| 2015 | 893 | 23.800,53 | 26,65 | 8 |
| 2016 | 852 | 21.700,57 | 25,47 | 8 |
| 2017 | 1.203 | 26.528,30 | 22,05 | 12 |
| 2018 | 810 | 20.802,42 | 25,68 | 11 |
| 2019 | 882 | 24.194,61 | 27,43 | 12 |
| 2020 | 813 | 23.483,71 | 28,89 | 12 |
| 2021 | 727 | 19.210,39 | 26,42 | 12 |
| 2022 | 617 | 18.352,20 | 29,74 | 12 |
| 2023 | 767 | 24.357,05 | 31,76 | 13 |
| 2024 | 791 | 25.540,53 | 32,29 | 16 |
| totale | 18.313 | 450.798,51 | 24,62 | 170 |