| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 716 | 14.323,36 | 20,00 | 5 |
| 2007 | 1.195 | 24.334,02 | 20,36 | 4 |
| 2008 | 984 | 19.969,43 | 20,29 | 5 |
| 2009 | 625 | 13.803,79 | 22,09 | 4 |
| 2010 | 861 | 16.327,73 | 18,96 | 7 |
| 2011 | 843 | 15.773,83 | 18,71 | 3 |
| 2012 | 734 | 18.519,83 | 25,23 | 7 |
| 2013 | 728 | 13.402,02 | 18,41 | 6 |
| 2014 | 584 | 15.352,38 | 26,29 | 6 |
| 2015 | 813 | 15.804,47 | 19,44 | 6 |
| 2016 | 616 | 13.559,43 | 22,01 | 4 |
| 2017 | 605 | 13.317,17 | 22,01 | 4 |
| 2018 | 493 | 10.704,08 | 21,71 | 4 |
| 2019 | 428 | 10.093,70 | 23,58 | 5 |
| 2020 | 347 | 9.010,08 | 25,97 | 6 |
| 2021 | 321 | 7.901,74 | 24,62 | 7 |
| 2022 | 244 | 5.928,96 | 24,30 | 7 |
| 2023 | 258 | 5.729,60 | 22,21 | 8 |
| 2024 | 252 | 5.129,10 | 20,35 | 8 |
| totale | 11.647 | 248.984,72 | 21,38 | 106 |