| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.316 | 28.762,51 | 21,86 | 3 |
| 2007 | 992 | 24.235,72 | 24,43 | 3 |
| 2008 | 818 | 18.541,75 | 22,67 | 2 |
| 2009 | 784 | 18.199,31 | 23,21 | 3 |
| 2010 | 811 | 17.547,99 | 21,64 | 4 |
| 2011 | 665 | 14.499,60 | 21,80 | 2 |
| 2012 | 714 | 16.052,28 | 22,48 | 3 |
| 2013 | 674 | 14.528,16 | 21,56 | 3 |
| 2014 | 603 | 16.774,04 | 27,82 | 3 |
| 2015 | 528 | 14.647,83 | 27,74 | 2 |
| 2016 | 472 | 14.441,62 | 30,60 | 3 |
| 2017 | 593 | 18.319,18 | 30,89 | 4 |
| 2018 | 586 | 16.716,01 | 28,53 | 4 |
| 2019 | 540 | 16.285,11 | 30,16 | 4 |
| 2020 | 504 | 15.826,77 | 31,40 | 3 |
| 2021 | 509 | 16.783,44 | 32,97 | 5 |
| 2022 | 534 | 22.041,78 | 41,28 | 5 |
| 2023 | 505 | 19.533,95 | 38,68 | 5 |
| 2024 | 501 | 18.593,88 | 37,11 | 5 |
| totale | 12.649 | 342.330,93 | 27,06 | 66 |