| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 399 | 6.094,86 | 15,28 | 4 |
| 2007 | 351 | 7.598,15 | 21,65 | 4 |
| 2008 | 423 | 9.242,59 | 21,85 | 4 |
| 2009 | 320 | 6.975,32 | 21,80 | 5 |
| 2010 | 402 | 7.795,23 | 19,39 | 3 |
| 2011 | 377 | 6.930,22 | 18,38 | 3 |
| 2012 | 393 | 7.707,18 | 19,61 | 4 |
| 2013 | 368 | 8.380,73 | 22,77 | 3 |
| 2014 | 450 | 12.054,29 | 26,79 | 6 |
| 2015 | 517 | 12.913,27 | 24,98 | 6 |
| 2016 | 506 | 12.449,42 | 24,60 | 5 |
| 2017 | 595 | 13.659,65 | 22,96 | 6 |
| 2018 | 607 | 13.912,18 | 22,92 | 6 |
| 2019 | 604 | 14.373,03 | 23,80 | 6 |
| 2020 | 546 | 13.379,86 | 24,51 | 6 |
| 2021 | 305 | 7.861,50 | 25,78 | 5 |
| 2022 | 272 | 7.908,09 | 29,07 | 4 |
| 2023 | 402 | 10.738,24 | 26,71 | 7 |
| 2024 | 397 | 10.007,95 | 25,21 | 9 |
| totale | 8.234 | 189.981,76 | 23,07 | 96 |