| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 654 | 15.446,32 | 23,62 | 3 |
| 2007 | 536 | 14.379,88 | 26,83 | 2 |
| 2008 | 577 | 17.829,30 | 30,90 | 2 |
| 2009 | 636 | 18.051,41 | 28,38 | 3 |
| 2010 | 678 | 18.141,32 | 26,76 | 3 |
| 2011 | 448 | 13.528,59 | 30,20 | 1 |
| 2012 | 651 | 17.484,02 | 26,86 | 3 |
| 2013 | 670 | 17.170,34 | 25,63 | 3 |
| 2014 | 681 | 19.772,50 | 29,03 | 3 |
| 2015 | 682 | 18.501,82 | 27,13 | 3 |
| 2016 | 680 | 18.945,73 | 27,86 | 4 |
| 2017 | 666 | 19.490,67 | 29,27 | 5 |
| 2018 | 658 | 16.488,13 | 25,06 | 5 |
| 2019 | 664 | 16.520,73 | 24,88 | 3 |
| 2020 | 692 | 17.107,82 | 24,72 | 4 |
| 2021 | 672 | 15.567,88 | 23,17 | 3 |
| 2022 | 653 | 16.251,92 | 24,89 | 3 |
| 2023 | 690 | 16.457,45 | 23,85 | 6 |
| 2024 | 696 | 15.554,41 | 22,35 | 7 |
| totale | 12.284 | 322.690,24 | 26,27 | 66 |