| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 368 | 8.202,43 | 22,29 | 3 |
| 2007 | 241 | 5.271,96 | 21,88 | 2 |
| 2008 | 87 | 1.562,61 | 17,96 | 1 |
| 2009 | 189 | 5.610,93 | 29,69 | 5 |
| 2010 | 287 | 7.028,98 | 24,49 | 7 |
| 2011 | 132 | 3.079,25 | 23,33 | 3 |
| 2012 | 217 | 5.656,55 | 26,07 | 6 |
| 2013 | 272 | 6.145,71 | 22,59 | 5 |
| 2014 | 278 | 8.116,20 | 29,19 | 5 |
| 2015 | 396 | 12.066,87 | 30,47 | 9 |
| 2016 | 466 | 14.458,77 | 31,03 | 10 |
| 2017 | 538 | 17.247,53 | 32,06 | 11 |
| 2018 | 505 | 15.584,47 | 30,86 | 11 |
| 2019 | 505 | 15.024,35 | 29,75 | 11 |
| 2020 | 497 | 15.920,67 | 32,03 | 11 |
| 2021 | 424 | 13.553,11 | 31,96 | 10 |
| 2022 | 294 | 8.827,38 | 30,03 | 8 |
| 2023 | 270 | 7.707,48 | 28,55 | 9 |
| 2024 | 294 | 8.211,58 | 27,93 | 10 |
| totale | 6.260 | 179.276,83 | 28,64 | 137 |