| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 47 | 1.081,06 | 23,00 | 1 |
| 2008 | 321 | 9.205,37 | 28,68 | 1 |
| 2009 | 14 | 346,73 | 24,77 | 1 |
| 2010 | 14 | 330,12 | 23,58 | 1 |
| 2011 | 303 | 6.918,67 | 22,83 | 1 |
| 2012 | 280 | 7.272,21 | 25,97 | 2 |
| 2013 | 35 | 666,52 | 19,04 | 2 |
| 2014 | 429 | 13.004,38 | 30,31 | 3 |
| 2015 | 330 | 10.131,79 | 30,70 | 3 |
| 2016 | 434 | 17.289,79 | 39,84 | 4 |
| 2017 | 412 | 16.349,95 | 39,68 | 5 |
| 2018 | 647 | 23.825,08 | 36,82 | 5 |
| 2019 | 645 | 23.550,60 | 36,51 | 5 |
| 2020 | 388 | 15.854,46 | 40,86 | 5 |
| 2021 | 374 | 17.494,14 | 46,78 | 5 |
| 2022 | 276 | 10.676,81 | 38,68 | 4 |
| 2023 | 381 | 12.232,74 | 32,11 | 5 |
| 2024 | 518 | 18.873,26 | 36,43 | 7 |
| totale | 5.848 | 205.103,68 | 35,07 | 60 |