| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 169 | 2.596,49 | 15,36 | 2 |
| 2007 | 910 | 18.179,02 | 19,98 | 2 |
| 2008 | 1.115 | 23.858,69 | 21,40 | 3 |
| 2009 | 1.102 | 21.503,10 | 19,51 | 4 |
| 2010 | 1.398 | 23.224,92 | 16,61 | 2 |
| 2011 | 1.305 | 21.405,77 | 16,40 | 3 |
| 2012 | 119 | 2.440,33 | 20,51 | 3 |
| 2013 | 186 | 3.607,41 | 19,39 | 3 |
| 2014 | 308 | 6.438,73 | 20,90 | 3 |
| 2015 | 94 | 2.466,00 | 26,23 | 2 |
| 2016 | 178 | 3.897,05 | 21,89 | 3 |
| 2017 | 235 | 5.166,69 | 21,99 | 3 |
| 2018 | 204 | 4.481,46 | 21,97 | 4 |
| 2019 | 210 | 5.993,56 | 28,54 | 4 |
| 2020 | 187 | 4.947,56 | 26,46 | 4 |
| 2021 | 315 | 7.520,95 | 23,88 | 5 |
| 2022 | 200 | 5.834,59 | 29,17 | 6 |
| 2023 | 301 | 7.985,54 | 26,53 | 7 |
| 2024 | 638 | 10.859,38 | 17,02 | 8 |
| totale | 9.174 | 182.407,24 | 19,88 | 71 |