| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 413 | 7.969,71 | 19,30 | 2 |
| 2007 | 414 | 8.606,60 | 20,79 | 2 |
| 2008 | 430 | 9.030,07 | 21,00 | 2 |
| 2009 | 542 | 11.712,22 | 21,61 | 5 |
| 2010 | 442 | 8.853,28 | 20,03 | 4 |
| 2011 | 312 | 6.860,93 | 21,99 | 2 |
| 2012 | 255 | 5.345,90 | 20,96 | 4 |
| 2013 | 228 | 4.177,80 | 18,32 | 3 |
| 2014 | 227 | 4.919,39 | 21,67 | 4 |
| 2015 | 237 | 5.103,38 | 21,53 | 4 |
| 2016 | 195 | 4.493,77 | 23,04 | 3 |
| 2017 | 267 | 6.006,22 | 22,50 | 4 |
| 2018 | 289 | 7.630,16 | 26,40 | 5 |
| 2019 | 300 | 8.353,76 | 27,85 | 7 |
| 2020 | 340 | 10.574,85 | 31,10 | 8 |
| 2021 | 342 | 12.672,87 | 37,06 | 8 |
| 2022 | 364 | 11.996,44 | 32,96 | 8 |
| 2023 | 373 | 10.755,01 | 28,83 | 9 |
| 2024 | 512 | 15.931,55 | 31,12 | 12 |
| totale | 6.482 | 160.993,91 | 24,84 | 96 |