| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 292 | 4.257,70 | 14,58 | 1 |
| 2007 | 69 | 1.397,06 | 20,25 | 2 |
| 2008 | 142 | 2.339,42 | 16,47 | 3 |
| 2009 | 373 | 9.013,58 | 24,17 | 6 |
| 2010 | 503 | 10.050,30 | 19,98 | 6 |
| 2011 | 460 | 7.906,44 | 17,19 | 5 |
| 2012 | 4.624 | 110.444,37 | 23,89 | 8 |
| 2013 | 7.930 | 177.066,08 | 22,33 | 9 |
| 2014 | 9.871 | 272.145,72 | 27,57 | 8 |
| 2015 | 11.314 | 308.078,14 | 27,23 | 9 |
| 2016 | 13.162 | 364.381,66 | 27,68 | 10 |
| 2017 | 13.840 | 385.582,11 | 27,86 | 10 |
| 2018 | 13.754 | 377.691,56 | 27,46 | 10 |
| 2019 | 14.436 | 391.633,81 | 27,13 | 9 |
| 2020 | 15.210 | 442.676,11 | 29,10 | 10 |
| 2021 | 18.204 | 519.637,28 | 28,55 | 10 |
| 2022 | 18.917 | 550.529,26 | 29,10 | 10 |
| 2023 | 18.695 | 522.889,91 | 27,97 | 14 |
| 2024 | 19.034 | 516.688,06 | 27,15 | 14 |
| totale | 180.830 | 4.974.408,57 | 27,51 | 154 |