| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 329 | 5.907,98 | 17,96 | 8 |
| 2007 | 370 | 8.177,01 | 22,10 | 5 |
| 2008 | 445 | 9.518,11 | 21,39 | 6 |
| 2009 | 433 | 8.687,96 | 20,06 | 9 |
| 2010 | 526 | 10.887,64 | 20,70 | 8 |
| 2011 | 593 | 11.466,40 | 19,34 | 7 |
| 2012 | 808 | 15.651,27 | 19,37 | 8 |
| 2013 | 707 | 13.182,16 | 18,65 | 10 |
| 2014 | 645 | 14.562,24 | 22,58 | 8 |
| 2015 | 623 | 14.252,62 | 22,88 | 9 |
| 2016 | 755 | 19.151,49 | 25,37 | 9 |
| 2017 | 740 | 17.275,55 | 23,35 | 9 |
| 2018 | 754 | 17.252,43 | 22,88 | 9 |
| 2019 | 840 | 19.574,55 | 23,30 | 10 |
| 2020 | 799 | 20.456,21 | 25,60 | 9 |
| 2021 | 764 | 18.352,84 | 24,02 | 9 |
| 2022 | 795 | 19.433,63 | 24,44 | 9 |
| 2023 | 823 | 19.843,47 | 24,11 | 8 |
| 2024 | 815 | 19.193,53 | 23,55 | 8 |
| totale | 12.564 | 282.827,09 | 22,51 | 158 |