| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 584 | 11.966,71 | 20,49 | 3 |
| 2007 | 264 | 7.938,32 | 30,07 | 1 |
| 2008 | 251 | 7.091,90 | 28,25 | 1 |
| 2009 | 747 | 18.452,60 | 24,70 | 4 |
| 2010 | 457 | 10.231,01 | 22,39 | 4 |
| 2011 | 358 | 8.779,18 | 24,52 | 2 |
| 2012 | 350 | 7.825,48 | 22,36 | 4 |
| 2013 | 341 | 7.868,72 | 23,08 | 4 |
| 2014 | 538 | 15.203,13 | 28,26 | 7 |
| 2015 | 564 | 16.676,24 | 29,57 | 5 |
| 2016 | 503 | 15.038,12 | 29,90 | 6 |
| 2017 | 518 | 15.230,23 | 29,40 | 6 |
| 2018 | 536 | 14.916,99 | 27,83 | 6 |
| 2019 | 474 | 12.843,59 | 27,10 | 6 |
| 2020 | 456 | 12.679,48 | 27,81 | 6 |
| 2021 | 405 | 12.083,94 | 29,84 | 6 |
| 2022 | 365 | 11.560,06 | 31,67 | 6 |
| 2023 | 366 | 12.902,56 | 35,25 | 6 |
| 2024 | 362 | 11.982,79 | 33,10 | 7 |
| totale | 8.439 | 231.271,05 | 27,41 | 90 |