| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 649 | 13.763,82 | 21,21 | 6 |
| 2007 | 810 | 20.205,32 | 24,94 | 7 |
| 2008 | 954 | 23.652,93 | 24,79 | 8 |
| 2009 | 496 | 14.933,55 | 30,11 | 8 |
| 2010 | 521 | 12.769,14 | 24,51 | 7 |
| 2011 | 489 | 11.080,31 | 22,66 | 5 |
| 2012 | 467 | 13.468,62 | 28,84 | 8 |
| 2013 | 476 | 11.945,24 | 25,10 | 8 |
| 2014 | 375 | 11.494,80 | 30,65 | 7 |
| 2015 | 215 | 7.480,25 | 34,79 | 5 |
| 2016 | 360 | 10.348,10 | 28,74 | 7 |
| 2017 | 410 | 13.493,60 | 32,91 | 9 |
| 2018 | 436 | 14.380,40 | 32,98 | 11 |
| 2019 | 452 | 14.362,67 | 31,78 | 11 |
| 2020 | 715 | 21.959,84 | 30,71 | 12 |
| 2021 | 585 | 17.536,42 | 29,98 | 12 |
| 2022 | 630 | 21.452,85 | 34,05 | 10 |
| 2023 | 653 | 21.657,49 | 33,17 | 11 |
| 2024 | 758 | 28.213,25 | 37,22 | 13 |
| totale | 10.451 | 304.198,60 | 29,11 | 165 |