| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 702 | 32.175,31 | 45,83 | 3 |
| 2007 | 462 | 24.533,58 | 53,10 | 2 |
| 2008 | 442 | 24.246,23 | 54,86 | 2 |
| 2009 | 385 | 20.412,30 | 53,02 | 3 |
| 2010 | 402 | 15.323,13 | 38,12 | 3 |
| 2011 | 321 | 11.824,09 | 36,84 | 2 |
| 2012 | 341 | 12.127,02 | 35,56 | 4 |
| 2013 | 381 | 11.115,48 | 29,17 | 3 |
| 2014 | 408 | 13.403,74 | 32,85 | 4 |
| 2015 | 450 | 14.565,17 | 32,37 | 5 |
| 2016 | 472 | 15.152,69 | 32,10 | 6 |
| 2017 | 452 | 15.167,15 | 33,56 | 6 |
| 2018 | 444 | 10.918,00 | 24,59 | 5 |
| 2019 | 586 | 21.289,38 | 36,33 | 6 |
| 2020 | 395 | 15.955,66 | 40,39 | 5 |
| 2021 | 440 | 17.327,20 | 39,38 | 5 |
| 2022 | 464 | 23.578,19 | 50,82 | 5 |
| 2023 | 506 | 20.537,43 | 40,59 | 5 |
| 2024 | 494 | 18.392,80 | 37,23 | 5 |
| totale | 8.547 | 338.044,55 | 39,55 | 79 |