| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 264 | 5.801,74 | 21,98 | 2 |
| 2008 | 182 | 6.494,54 | 35,68 | 2 |
| 2009 | 313 | 9.817,89 | 31,37 | 5 |
| 2010 | 350 | 7.778,80 | 22,23 | 4 |
| 2011 | 303 | 6.149,74 | 20,30 | 1 |
| 2012 | 113 | 1.769,72 | 15,66 | 2 |
| 2013 | 483 | 9.676,85 | 20,03 | 4 |
| 2014 | 542 | 14.286,54 | 26,36 | 4 |
| 2015 | 148 | 3.716,30 | 25,11 | 2 |
| 2016 | 134 | 3.617,46 | 27,00 | 3 |
| 2017 | 530 | 14.351,85 | 27,08 | 4 |
| 2018 | 596 | 15.304,38 | 25,68 | 5 |
| 2019 | 581 | 16.181,24 | 27,85 | 5 |
| 2020 | 578 | 16.737,72 | 28,96 | 7 |
| 2021 | 535 | 15.739,16 | 29,42 | 6 |
| 2022 | 579 | 16.863,96 | 29,13 | 6 |
| 2023 | 623 | 17.629,02 | 28,30 | 6 |
| 2024 | 559 | 16.008,74 | 28,64 | 6 |
| totale | 7.413 | 197.925,65 | 26,70 | 74 |