| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 93 | 1.634,96 | 17,58 | 1 |
| 2007 | 346 | 7.682,08 | 22,20 | 2 |
| 2008 | 471 | 9.094,86 | 19,31 | 1 |
| 2009 | 377 | 7.943,11 | 21,07 | 2 |
| 2010 | 532 | 10.999,38 | 20,68 | 3 |
| 2011 | 382 | 8.551,02 | 22,38 | 2 |
| 2012 | 596 | 11.133,84 | 18,68 | 3 |
| 2013 | 802 | 12.512,41 | 15,60 | 3 |
| 2014 | 909 | 18.302,85 | 20,14 | 2 |
| 2015 | 521 | 12.605,16 | 24,19 | 2 |
| 2016 | 1.009 | 24.499,16 | 24,28 | 2 |
| 2017 | 804 | 18.960,17 | 23,58 | 2 |
| 2018 | 529 | 12.234,07 | 23,13 | 3 |
| 2019 | 472 | 11.043,71 | 23,40 | 3 |
| 2020 | 484 | 11.576,53 | 23,92 | 3 |
| 2021 | 274 | 7.059,74 | 25,77 | 2 |
| 2022 | 275 | 6.768,27 | 24,61 | 2 |
| 2023 | 265 | 6.704,64 | 25,30 | 2 |
| 2024 | 320 | 8.594,49 | 26,86 | 3 |
| totale | 9.461 | 207.900,45 | 21,97 | 43 |