| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 450 | 8.990,78 | 19,98 | 2 |
| 2007 | 510 | 18.116,09 | 35,52 | 2 |
| 2008 | 532 | 16.693,49 | 31,38 | 3 |
| 2009 | 439 | 9.395,21 | 21,40 | 3 |
| 2010 | 585 | 14.998,76 | 25,64 | 4 |
| 2011 | 562 | 15.423,69 | 27,44 | 3 |
| 2012 | 505 | 14.904,60 | 29,51 | 4 |
| 2013 | 575 | 14.362,61 | 24,98 | 4 |
| 2014 | 620 | 18.340,14 | 29,58 | 4 |
| 2015 | 779 | 19.930,20 | 25,58 | 5 |
| 2016 | 595 | 19.106,78 | 32,11 | 4 |
| 2017 | 631 | 19.307,68 | 30,60 | 4 |
| 2018 | 615 | 20.052,02 | 32,60 | 4 |
| 2019 | 633 | 19.724,78 | 31,16 | 4 |
| 2020 | 612 | 23.022,52 | 37,62 | 4 |
| 2021 | 638 | 22.457,73 | 35,20 | 4 |
| 2022 | 584 | 21.786,58 | 37,31 | 4 |
| 2023 | 563 | 18.256,61 | 32,43 | 5 |
| 2024 | 575 | 16.999,73 | 29,56 | 6 |
| totale | 11.003 | 331.870,00 | 30,16 | 73 |