| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 518 | 8.489,60 | 16,39 | 2 |
| 2007 | 144 | 4.426,77 | 30,74 | 1 |
| 2008 | 102 | 3.195,77 | 31,33 | 1 |
| 2009 | 271 | 5.937,71 | 21,91 | 2 |
| 2010 | 180 | 2.475,60 | 13,75 | 1 |
| 2011 | 220 | 4.510,61 | 20,50 | 2 |
| 2012 | 511 | 10.130,71 | 19,83 | 3 |
| 2013 | 488 | 9.210,41 | 18,87 | 3 |
| 2014 | 437 | 9.846,10 | 22,53 | 2 |
| 2015 | 480 | 11.407,24 | 23,77 | 2 |
| 2016 | 474 | 11.475,42 | 24,21 | 2 |
| 2017 | 462 | 14.038,22 | 30,39 | 2 |
| 2018 | 443 | 13.031,47 | 29,42 | 2 |
| 2019 | 407 | 9.955,84 | 24,46 | 3 |
| 2020 | 185 | 5.665,98 | 30,63 | 2 |
| 2021 | 194 | 5.449,96 | 28,09 | 2 |
| 2022 | 195 | 7.146,69 | 36,65 | 2 |
| 2023 | 206 | 5.870,24 | 28,50 | 2 |
| 2024 | 187 | 5.239,78 | 28,02 | 2 |
| totale | 6.104 | 147.504,12 | 24,17 | 38 |