| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 996 | 27.552,72 | 27,66 | 2 |
| 2007 | 676 | 19.315,37 | 28,57 | 1 |
| 2008 | 581 | 17.502,59 | 30,12 | 1 |
| 2009 | 622 | 18.713,51 | 30,09 | 5 |
| 2010 | 724 | 18.044,46 | 24,92 | 4 |
| 2011 | 544 | 12.543,56 | 23,06 | 2 |
| 2012 | 591 | 14.381,68 | 24,33 | 3 |
| 2013 | 1.774 | 35.890,90 | 20,23 | 4 |
| 2014 | 1.146 | 28.525,64 | 24,89 | 6 |
| 2015 | 1.048 | 26.988,99 | 25,75 | 6 |
| 2016 | 968 | 24.862,51 | 25,68 | 6 |
| 2017 | 848 | 22.682,50 | 26,75 | 5 |
| 2018 | 786 | 19.456,67 | 24,75 | 5 |
| 2019 | 717 | 18.869,20 | 26,32 | 5 |
| 2020 | 711 | 19.080,74 | 26,84 | 5 |
| 2021 | 621 | 16.187,15 | 26,07 | 5 |
| 2022 | 602 | 16.297,85 | 27,07 | 6 |
| 2023 | 588 | 15.924,19 | 27,08 | 6 |
| 2024 | 614 | 17.397,49 | 28,33 | 9 |
| totale | 15.157 | 390.217,72 | 25,75 | 86 |