| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 63 | 856,32 | 13,59 | 1 |
| 2007 | 336 | 7.560,08 | 22,50 | 1 |
| 2008 | 93 | 2.648,87 | 28,48 | 1 |
| 2009 | 361 | 8.684,33 | 24,06 | 3 |
| 2010 | 485 | 10.304,73 | 21,25 | 2 |
| 2011 | 858 | 15.275,63 | 17,80 | 2 |
| 2012 | 98 | 2.346,56 | 23,94 | 3 |
| 2013 | 762 | 16.055,82 | 21,07 | 4 |
| 2014 | 794 | 20.547,36 | 25,88 | 4 |
| 2015 | 669 | 17.889,38 | 26,74 | 4 |
| 2016 | 532 | 14.817,20 | 27,85 | 5 |
| 2017 | 538 | 14.233,71 | 26,46 | 5 |
| 2018 | 486 | 12.024,69 | 24,74 | 5 |
| 2019 | 403 | 10.476,77 | 26,00 | 5 |
| 2020 | 348 | 9.954,81 | 28,61 | 5 |
| 2021 | 277 | 7.093,91 | 25,61 | 6 |
| 2022 | 290 | 7.660,16 | 26,41 | 6 |
| 2023 | 293 | 7.402,37 | 25,26 | 6 |
| 2024 | 300 | 7.516,55 | 25,06 | 6 |
| totale | 7.986 | 193.349,25 | 24,21 | 74 |