| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 258 | 6.645,80 | 25,76 | 2 |
| 2007 | 165 | 5.539,96 | 33,58 | 1 |
| 2008 | 197 | 6.105,99 | 30,99 | 2 |
| 2009 | 182 | 5.051,38 | 27,75 | 3 |
| 2010 | 558 | 11.291,19 | 20,24 | 2 |
| 2011 | 528 | 9.378,32 | 17,76 | 1 |
| 2012 | 485 | 9.047,38 | 18,65 | 2 |
| 2013 | 504 | 9.395,96 | 18,64 | 2 |
| 2014 | 510 | 11.591,88 | 22,73 | 2 |
| 2015 | 454 | 10.729,14 | 23,63 | 2 |
| 2016 | 431 | 10.860,65 | 25,20 | 2 |
| 2017 | 411 | 10.290,20 | 25,04 | 2 |
| 2018 | 391 | 9.984,89 | 25,54 | 2 |
| 2019 | 385 | 9.997,79 | 25,97 | 2 |
| 2020 | 10 | 505,08 | 50,51 | 1 |
| 2021 | 10 | 341,97 | 34,20 | 1 |
| 2022 | 9 | 1.001,00 | 111,22 | 1 |
| 2023 | 47 | 2.241,45 | 47,69 | 3 |
| 2024 | 60 | 2.103,99 | 35,07 | 4 |
| totale | 5.595 | 132.104,02 | 23,61 | 37 |