| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 975 | 23.672,79 | 24,28 | 4 |
| 2007 | 519 | 16.387,33 | 31,57 | 2 |
| 2008 | 535 | 17.377,67 | 32,48 | 2 |
| 2009 | 650 | 19.829,45 | 30,51 | 4 |
| 2010 | 671 | 17.110,92 | 25,50 | 4 |
| 2011 | 543 | 15.384,54 | 28,33 | 2 |
| 2012 | 739 | 20.800,35 | 28,15 | 4 |
| 2013 | 403 | 8.350,79 | 20,72 | 3 |
| 2014 | 576 | 16.130,44 | 28,00 | 4 |
| 2015 | 603 | 16.615,52 | 27,55 | 4 |
| 2016 | 702 | 19.671,97 | 28,02 | 4 |
| 2017 | 728 | 20.431,59 | 28,07 | 4 |
| 2018 | 720 | 20.725,23 | 28,79 | 4 |
| 2019 | 735 | 20.752,18 | 28,23 | 4 |
| 2020 | 727 | 21.345,67 | 29,36 | 4 |
| 2021 | 760 | 22.146,98 | 29,14 | 4 |
| 2022 | 765 | 22.155,27 | 28,96 | 3 |
| 2023 | 740 | 21.065,16 | 28,47 | 4 |
| 2024 | 787 | 20.853,04 | 26,50 | 4 |
| totale | 12.878 | 360.806,89 | 28,02 | 68 |