| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 257 | 5.473,24 | 21,30 | 2 |
| 2007 | 0 | 0,00 | 0,00 | 1 |
| 2008 | 645 | 15.898,45 | 24,65 | 3 |
| 2009 | 661 | 17.050,21 | 25,79 | 4 |
| 2010 | 770 | 16.324,02 | 21,20 | 5 |
| 2011 | 787 | 16.846,11 | 21,41 | 4 |
| 2012 | 444 | 11.479,22 | 25,85 | 7 |
| 2013 | 935 | 19.744,71 | 21,12 | 8 |
| 2014 | 957 | 25.874,39 | 27,04 | 9 |
| 2015 | 953 | 24.098,88 | 25,29 | 6 |
| 2016 | 1.045 | 25.903,41 | 24,79 | 6 |
| 2017 | 714 | 19.318,87 | 27,06 | 4 |
| 2018 | 904 | 22.842,21 | 25,27 | 5 |
| 2019 | 941 | 22.144,95 | 23,53 | 5 |
| 2020 | 917 | 22.706,66 | 24,76 | 6 |
| 2021 | 929 | 22.842,52 | 24,59 | 6 |
| 2022 | 951 | 24.365,09 | 25,62 | 6 |
| 2023 | 924 | 23.181,45 | 25,09 | 6 |
| 2024 | 876 | 19.456,67 | 22,21 | 7 |
| totale | 14.610 | 355.551,06 | 24,34 | 100 |