| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.809 | 71.277,94 | 39,40 | 10 |
| 2007 | 2.404 | 103.769,33 | 43,17 | 29 |
| 2008 | 3.211 | 138.206,77 | 43,04 | 30 |
| 2009 | 3.294 | 138.383,53 | 42,01 | 31 |
| 2010 | 4.114 | 148.996,25 | 36,22 | 34 |
| 2011 | 4.579 | 151.218,29 | 33,02 | 29 |
| 2012 | 5.272 | 180.325,90 | 34,20 | 34 |
| 2013 | 7.774 | 263.180,20 | 33,85 | 41 |
| 2014 | 7.229 | 308.775,45 | 42,71 | 39 |
| 2015 | 7.778 | 336.691,09 | 43,29 | 44 |
| 2016 | 8.185 | 363.820,75 | 44,45 | 44 |
| 2017 | 8.752 | 371.457,24 | 42,44 | 45 |
| 2018 | 9.128 | 395.191,75 | 43,29 | 45 |
| 2019 | 9.489 | 423.287,42 | 44,61 | 48 |
| 2020 | 8.220 | 383.854,50 | 46,70 | 51 |
| 2021 | 8.563 | 397.034,10 | 46,37 | 58 |
| 2022 | 7.988 | 372.705,20 | 46,66 | 53 |
| 2023 | 5.791 | 315.001,49 | 54,40 | 62 |
| 2024 | 6.194 | 318.518,73 | 51,42 | 70 |
| totale | 119.774 | 5.181.695,93 | 43,26 | 797 |