| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 730 | 18.365,97 | 25,16 | 8 |
| 2007 | 280 | 10.378,96 | 37,07 | 6 |
| 2008 | 253 | 10.431,56 | 41,23 | 7 |
| 2009 | 457 | 16.495,56 | 36,10 | 10 |
| 2010 | 600 | 17.092,30 | 28,49 | 11 |
| 2011 | 687 | 23.232,69 | 33,82 | 11 |
| 2012 | 984 | 31.110,89 | 31,62 | 19 |
| 2013 | 867 | 21.338,55 | 24,61 | 16 |
| 2014 | 1.003 | 30.942,88 | 30,85 | 19 |
| 2015 | 1.016 | 33.933,90 | 33,40 | 20 |
| 2016 | 1.021 | 34.942,40 | 34,22 | 21 |
| 2017 | 961 | 33.405,88 | 34,76 | 20 |
| 2018 | 643 | 23.515,08 | 36,57 | 19 |
| 2019 | 818 | 27.939,34 | 34,16 | 21 |
| 2020 | 903 | 29.006,54 | 32,12 | 21 |
| 2021 | 912 | 26.639,06 | 29,21 | 20 |
| 2022 | 869 | 27.516,50 | 31,66 | 19 |
| 2023 | 753 | 24.776,45 | 32,90 | 18 |
| 2024 | 934 | 32.455,42 | 34,75 | 21 |
| totale | 14.691 | 473.519,93 | 32,23 | 307 |