| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 336 | 6.320,28 | 18,81 | 2 |
| 2007 | 272 | 5.945,82 | 21,86 | 1 |
| 2008 | 285 | 6.278,31 | 22,03 | 1 |
| 2009 | 293 | 6.269,47 | 21,40 | 2 |
| 2010 | 302 | 5.636,77 | 18,66 | 3 |
| 2011 | 335 | 6.076,12 | 18,14 | 3 |
| 2012 | 336 | 6.769,65 | 20,15 | 6 |
| 2013 | 318 | 5.081,71 | 15,98 | 3 |
| 2014 | 318 | 5.715,57 | 17,97 | 4 |
| 2015 | 348 | 7.338,94 | 21,09 | 6 |
| 2016 | 324 | 7.417,03 | 22,89 | 7 |
| 2017 | 289 | 6.891,96 | 23,85 | 7 |
| 2018 | 459 | 11.132,24 | 24,25 | 7 |
| 2019 | 407 | 9.970,94 | 24,50 | 7 |
| 2020 | 440 | 10.598,70 | 24,09 | 8 |
| 2021 | 512 | 12.979,88 | 25,35 | 9 |
| 2022 | 574 | 16.376,37 | 28,53 | 9 |
| 2023 | 692 | 18.365,29 | 26,54 | 10 |
| 2024 | 415 | 12.426,14 | 29,94 | 11 |
| totale | 7.255 | 167.591,19 | 23,10 | 106 |