| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 677 | 13.994,67 | 20,67 | 4 |
| 2007 | 478 | 11.285,57 | 23,61 | 3 |
| 2008 | 907 | 19.730,02 | 21,75 | 4 |
| 2009 | 1.027 | 22.768,37 | 22,17 | 5 |
| 2010 | 1.026 | 18.617,36 | 18,15 | 6 |
| 2011 | 974 | 17.689,88 | 18,16 | 6 |
| 2012 | 895 | 17.958,66 | 20,07 | 6 |
| 2013 | 803 | 15.396,66 | 19,17 | 4 |
| 2014 | 782 | 18.917,10 | 24,19 | 6 |
| 2015 | 684 | 16.684,88 | 24,39 | 6 |
| 2016 | 658 | 17.792,35 | 27,04 | 6 |
| 2017 | 686 | 18.594,82 | 27,11 | 6 |
| 2018 | 628 | 15.570,24 | 24,79 | 6 |
| 2019 | 607 | 15.103,52 | 24,88 | 6 |
| 2020 | 555 | 15.144,89 | 27,29 | 6 |
| 2021 | 508 | 14.186,37 | 27,93 | 6 |
| 2022 | 500 | 13.422,34 | 26,84 | 6 |
| 2023 | 356 | 8.736,12 | 24,54 | 5 |
| 2024 | 345 | 8.658,99 | 25,10 | 6 |
| totale | 13.096 | 300.252,81 | 22,93 | 103 |