| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 7.498 | 206.986,24 | 27,61 | 10 |
| 2007 | 8.717 | 278.621,35 | 31,96 | 12 |
| 2008 | 9.391 | 296.381,69 | 31,56 | 14 |
| 2009 | 8.385 | 267.522,26 | 31,90 | 16 |
| 2010 | 9.547 | 264.233,81 | 27,68 | 20 |
| 2011 | 4.534 | 124.830,75 | 27,53 | 15 |
| 2012 | 4.505 | 130.925,86 | 29,06 | 20 |
| 2013 | 4.945 | 129.463,67 | 26,18 | 29 |
| 2014 | 4.775 | 152.863,80 | 32,01 | 29 |
| 2015 | 2.943 | 92.650,45 | 31,48 | 29 |
| 2016 | 4.618 | 151.291,61 | 32,76 | 30 |
| 2017 | 5.391 | 175.480,84 | 32,55 | 38 |
| 2018 | 5.442 | 170.898,33 | 31,40 | 40 |
| 2019 | 4.968 | 157.643,47 | 31,73 | 42 |
| 2020 | 4.571 | 151.379,45 | 33,12 | 46 |
| 2021 | 4.333 | 138.613,49 | 31,99 | 47 |
| 2022 | 2.948 | 97.040,26 | 32,92 | 38 |
| 2023 | 2.932 | 88.585,13 | 30,21 | 50 |
| 2024 | 2.732 | 80.779,14 | 29,57 | 57 |
| totale | 103.175 | 3.156.191,60 | 30,59 | 582 |