| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 45 | 857,13 | 19,05 | 1 |
| 2009 | 21 | 713,15 | 33,96 | 2 |
| 2010 | 10 | 248,61 | 24,86 | 1 |
| 2011 | 66 | 1.365,35 | 20,69 | 1 |
| 2012 | 90 | 2.065,70 | 22,95 | 2 |
| 2013 | 93 | 1.847,41 | 19,86 | 2 |
| 2014 | 98 | 2.309,96 | 23,57 | 2 |
| 2015 | 100 | 2.539,45 | 25,39 | 2 |
| 2016 | 103 | 2.824,59 | 27,42 | 2 |
| 2017 | 107 | 2.587,59 | 24,18 | 2 |
| 2018 | 100 | 2.433,25 | 24,33 | 2 |
| 2019 | 122 | 2.952,84 | 24,20 | 3 |
| 2020 | 124 | 4.025,85 | 32,47 | 3 |
| 2021 | 111 | 2.743,86 | 24,72 | 3 |
| 2022 | 121 | 2.925,13 | 24,17 | 3 |
| 2023 | 121 | 3.245,12 | 26,82 | 3 |
| 2024 | 125 | 3.165,02 | 25,32 | 4 |
| totale | 1.557 | 38.850,01 | 24,95 | 38 |