| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 324 | 7.700,43 | 23,77 | 4 |
| 2007 | 146 | 3.480,24 | 23,84 | 2 |
| 2008 | 91 | 3.260,52 | 35,83 | 2 |
| 2009 | 223 | 6.583,26 | 29,52 | 4 |
| 2010 | 284 | 7.069,14 | 24,89 | 4 |
| 2011 | 283 | 5.672,86 | 20,05 | 2 |
| 2012 | 423 | 10.180,89 | 24,07 | 5 |
| 2013 | 517 | 10.358,72 | 20,04 | 5 |
| 2014 | 550 | 13.501,30 | 24,55 | 6 |
| 2015 | 521 | 12.056,77 | 23,14 | 5 |
| 2016 | 544 | 12.234,53 | 22,49 | 6 |
| 2017 | 554 | 12.576,12 | 22,70 | 7 |
| 2018 | 605 | 14.759,69 | 24,40 | 7 |
| 2019 | 585 | 15.061,47 | 25,75 | 7 |
| 2020 | 525 | 14.750,68 | 28,10 | 7 |
| 2021 | 241 | 7.502,10 | 31,13 | 6 |
| 2022 | 198 | 4.740,57 | 23,94 | 3 |
| 2023 | 199 | 4.911,07 | 24,68 | 3 |
| 2024 | 197 | 4.643,99 | 23,57 | 3 |
| totale | 7.010 | 171.044,35 | 24,40 | 88 |