| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 358 | 6.614,31 | 18,48 | 2 |
| 2007 | 292 | 6.793,92 | 23,27 | 3 |
| 2008 | 318 | 8.785,37 | 27,63 | 3 |
| 2009 | 336 | 9.659,84 | 28,75 | 2 |
| 2010 | 423 | 10.999,86 | 26,00 | 2 |
| 2011 | 303 | 6.329,85 | 20,89 | 2 |
| 2012 | 627 | 13.943,33 | 22,24 | 3 |
| 2013 | 647 | 13.595,45 | 21,01 | 4 |
| 2014 | 526 | 13.314,37 | 25,31 | 4 |
| 2015 | 561 | 14.138,04 | 25,20 | 5 |
| 2016 | 619 | 15.483,38 | 25,01 | 6 |
| 2017 | 476 | 11.952,13 | 25,11 | 6 |
| 2018 | 445 | 11.562,95 | 25,98 | 6 |
| 2019 | 492 | 11.281,31 | 22,93 | 6 |
| 2020 | 648 | 17.005,73 | 26,24 | 6 |
| 2021 | 615 | 15.623,37 | 25,40 | 6 |
| 2022 | 665 | 18.563,35 | 27,91 | 7 |
| 2023 | 705 | 18.622,32 | 26,41 | 7 |
| 2024 | 649 | 16.419,83 | 25,30 | 8 |
| totale | 9.705 | 240.688,71 | 24,80 | 88 |