| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 258 | 8.727,52 | 33,83 | 2 |
| 2007 | 32 | 792,45 | 24,76 | 1 |
| 2008 | 70 | 1.842,34 | 26,32 | 2 |
| 2009 | 166 | 4.357,98 | 26,25 | 3 |
| 2010 | 232 | 4.892,32 | 21,09 | 2 |
| 2011 | 266 | 5.641,92 | 21,21 | 2 |
| 2012 | 366 | 8.746,44 | 23,90 | 3 |
| 2013 | 372 | 7.936,72 | 21,34 | 2 |
| 2014 | 359 | 9.371,71 | 26,11 | 3 |
| 2015 | 427 | 18.244,27 | 42,73 | 4 |
| 2016 | 415 | 17.742,56 | 42,75 | 4 |
| 2017 | 427 | 23.080,11 | 54,05 | 5 |
| 2018 | 405 | 24.106,89 | 59,52 | 5 |
| 2019 | 396 | 25.260,64 | 63,79 | 5 |
| 2020 | 324 | 23.670,37 | 73,06 | 5 |
| 2021 | 310 | 21.748,78 | 70,16 | 5 |
| 2022 | 292 | 26.692,76 | 91,41 | 5 |
| 2023 | 291 | 21.364,11 | 73,42 | 5 |
| 2024 | 283 | 20.584,76 | 72,74 | 5 |
| totale | 5.691 | 274.804,65 | 48,29 | 68 |