| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 149 | 3.616,60 | 24,27 | 2 |
| 2007 | 15 | 313,89 | 20,93 | 1 |
| 2008 | 81 | 2.635,27 | 32,53 | 2 |
| 2009 | 132 | 2.948,14 | 22,33 | 3 |
| 2010 | 133 | 2.557,14 | 19,23 | 4 |
| 2011 | 84 | 2.125,61 | 25,30 | 3 |
| 2012 | 157 | 3.655,91 | 23,29 | 4 |
| 2013 | 144 | 3.072,90 | 21,34 | 4 |
| 2014 | 162 | 4.105,52 | 25,34 | 4 |
| 2015 | 161 | 3.883,35 | 24,12 | 4 |
| 2016 | 147 | 4.287,15 | 29,16 | 5 |
| 2017 | 159 | 4.516,84 | 28,41 | 5 |
| 2018 | 141 | 4.341,58 | 30,79 | 5 |
| 2019 | 150 | 4.590,56 | 30,60 | 5 |
| 2020 | 170 | 4.683,33 | 27,55 | 6 |
| 2021 | 131 | 3.336,02 | 25,47 | 5 |
| 2022 | 113 | 2.908,03 | 25,73 | 4 |
| 2023 | 105 | 2.787,18 | 26,54 | 4 |
| 2024 | 132 | 6.548,19 | 49,61 | 5 |
| totale | 2.466 | 66.913,21 | 27,13 | 75 |