| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 349 | 9.659,78 | 27,68 | 4 |
| 2007 | 679 | 14.930,35 | 21,99 | 4 |
| 2008 | 609 | 23.557,00 | 38,68 | 4 |
| 2009 | 681 | 25.137,33 | 36,91 | 6 |
| 2010 | 786 | 23.138,36 | 29,44 | 9 |
| 2011 | 942 | 25.853,57 | 27,45 | 7 |
| 2012 | 1.066 | 31.664,22 | 29,70 | 11 |
| 2013 | 1.074 | 28.390,50 | 26,43 | 11 |
| 2014 | 599 | 21.180,18 | 35,36 | 7 |
| 2015 | 556 | 20.413,66 | 36,72 | 9 |
| 2016 | 487 | 17.766,93 | 36,48 | 9 |
| 2017 | 587 | 17.786,85 | 30,30 | 9 |
| 2018 | 495 | 17.218,74 | 34,79 | 9 |
| 2019 | 461 | 14.204,89 | 30,81 | 10 |
| 2020 | 429 | 14.222,07 | 33,15 | 11 |
| 2021 | 635 | 22.158,44 | 34,90 | 17 |
| 2022 | 558 | 23.594,12 | 42,28 | 15 |
| 2023 | 541 | 19.299,32 | 35,67 | 19 |
| 2024 | 528 | 18.588,95 | 35,21 | 21 |
| totale | 12.062 | 388.765,26 | 32,23 | 192 |