| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 921 | 16.176,49 | 17,56 | 3 |
| 2007 | 74 | 2.002,58 | 27,06 | 2 |
| 2008 | 125 | 3.237,98 | 25,90 | 2 |
| 2009 | 600 | 11.140,93 | 18,57 | 2 |
| 2010 | 476 | 7.627,86 | 16,02 | 3 |
| 2011 | 83 | 1.805,36 | 21,75 | 1 |
| 2012 | 584 | 9.715,64 | 16,64 | 2 |
| 2013 | 597 | 10.675,85 | 17,88 | 3 |
| 2014 | 531 | 11.651,39 | 21,94 | 3 |
| 2015 | 461 | 10.748,54 | 23,32 | 5 |
| 2016 | 455 | 10.562,87 | 23,22 | 4 |
| 2017 | 415 | 9.451,34 | 22,77 | 4 |
| 2018 | 352 | 8.432,65 | 23,96 | 4 |
| 2019 | 348 | 8.247,89 | 23,70 | 4 |
| 2020 | 484 | 13.361,62 | 27,61 | 6 |
| 2021 | 512 | 13.546,02 | 26,46 | 7 |
| 2022 | 476 | 12.993,53 | 27,30 | 7 |
| 2023 | 436 | 10.851,59 | 24,89 | 6 |
| 2024 | 389 | 10.166,94 | 26,14 | 6 |
| totale | 8.319 | 182.397,07 | 21,93 | 74 |