| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 195 | 2.270,76 | 11,64 | 2 |
| 2007 | 100 | 1.414,64 | 14,15 | 3 |
| 2008 | 146 | 2.307,03 | 15,80 | 4 |
| 2009 | 207 | 3.103,84 | 14,99 | 5 |
| 2010 | 208 | 2.625,65 | 12,62 | 4 |
| 2011 | 98 | 1.170,47 | 11,94 | 4 |
| 2012 | 577 | 8.212,20 | 14,23 | 5 |
| 2013 | 460 | 6.234,57 | 13,55 | 5 |
| 2014 | 597 | 10.555,38 | 17,68 | 6 |
| 2015 | 650 | 12.142,87 | 18,68 | 7 |
| 2016 | 854 | 15.977,10 | 18,71 | 9 |
| 2017 | 709 | 13.890,16 | 19,59 | 10 |
| 2018 | 696 | 12.512,72 | 17,98 | 10 |
| 2019 | 773 | 14.039,12 | 18,16 | 9 |
| 2020 | 697 | 13.535,34 | 19,42 | 10 |
| 2021 | 824 | 16.195,82 | 19,66 | 11 |
| 2022 | 672 | 15.175,44 | 22,58 | 10 |
| 2023 | 765 | 16.970,12 | 22,18 | 13 |
| 2024 | 688 | 19.831,05 | 28,82 | 15 |
| totale | 9.916 | 188.164,28 | 18,98 | 142 |