| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 979 | 27.393,96 | 27,98 | 8 |
| 2007 | 674 | 21.410,84 | 31,77 | 5 |
| 2008 | 688 | 22.698,07 | 32,99 | 8 |
| 2009 | 702 | 23.112,02 | 32,92 | 9 |
| 2010 | 729 | 21.116,99 | 28,97 | 9 |
| 2011 | 668 | 17.830,09 | 26,69 | 8 |
| 2012 | 661 | 18.920,44 | 28,62 | 11 |
| 2013 | 574 | 15.917,12 | 27,73 | 9 |
| 2014 | 715 | 22.169,99 | 31,01 | 12 |
| 2015 | 634 | 20.714,00 | 32,67 | 11 |
| 2016 | 860 | 27.157,50 | 31,58 | 14 |
| 2017 | 868 | 27.497,56 | 31,68 | 15 |
| 2018 | 839 | 26.503,54 | 31,59 | 16 |
| 2019 | 849 | 26.076,80 | 30,71 | 16 |
| 2020 | 758 | 24.296,97 | 32,05 | 16 |
| 2021 | 696 | 22.800,34 | 32,76 | 16 |
| 2022 | 658 | 21.703,35 | 32,98 | 15 |
| 2023 | 685 | 22.830,45 | 33,33 | 16 |
| 2024 | 721 | 23.090,07 | 32,03 | 17 |
| totale | 13.958 | 433.240,10 | 31,04 | 231 |