| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 784 | 14.743,47 | 18,81 | 5 |
| 2007 | 437 | 9.963,83 | 22,80 | 4 |
| 2008 | 518 | 12.247,91 | 23,64 | 5 |
| 2009 | 557 | 11.635,75 | 20,89 | 6 |
| 2010 | 532 | 9.434,37 | 17,73 | 7 |
| 2011 | 412 | 7.256,41 | 17,61 | 4 |
| 2012 | 434 | 9.218,87 | 21,24 | 8 |
| 2013 | 547 | 10.317,54 | 18,86 | 7 |
| 2014 | 532 | 12.960,38 | 24,36 | 8 |
| 2015 | 576 | 14.477,72 | 25,13 | 11 |
| 2016 | 556 | 14.220,42 | 25,58 | 10 |
| 2017 | 554 | 14.591,61 | 26,34 | 10 |
| 2018 | 573 | 15.095,85 | 26,35 | 9 |
| 2019 | 575 | 15.427,86 | 26,83 | 9 |
| 2020 | 624 | 17.665,53 | 28,31 | 10 |
| 2021 | 599 | 15.251,95 | 25,46 | 10 |
| 2022 | 594 | 15.086,51 | 25,40 | 11 |
| 2023 | 658 | 16.758,13 | 25,47 | 12 |
| 2024 | 728 | 17.642,80 | 24,23 | 13 |
| totale | 10.790 | 253.996,91 | 23,54 | 159 |