| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.221 | 29.393,79 | 24,07 | 3 |
| 2007 | 96 | 3.350,03 | 34,90 | 3 |
| 2008 | 126 | 3.522,73 | 27,96 | 4 |
| 2009 | 541 | 17.974,94 | 33,23 | 6 |
| 2010 | 560 | 15.010,00 | 26,80 | 4 |
| 2011 | 509 | 12.119,17 | 23,81 | 4 |
| 2012 | 760 | 20.117,86 | 26,47 | 5 |
| 2013 | 552 | 15.321,60 | 27,76 | 6 |
| 2014 | 577 | 20.433,66 | 35,41 | 8 |
| 2015 | 549 | 21.214,91 | 38,64 | 9 |
| 2016 | 609 | 23.445,46 | 38,50 | 9 |
| 2017 | 621 | 25.581,24 | 41,19 | 10 |
| 2018 | 773 | 30.556,49 | 39,53 | 14 |
| 2019 | 808 | 30.727,56 | 38,03 | 13 |
| 2020 | 761 | 28.550,37 | 37,52 | 12 |
| 2021 | 788 | 27.813,19 | 35,30 | 14 |
| 2022 | 858 | 27.236,14 | 31,74 | 19 |
| 2023 | 895 | 28.483,81 | 31,83 | 22 |
| 2024 | 908 | 27.917,87 | 30,75 | 21 |
| totale | 12.512 | 408.770,82 | 32,67 | 186 |