| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 282 | 4.988,60 | 17,69 | 1 |
| 2007 | 51 | 1.385,79 | 27,17 | 2 |
| 2008 | 20 | 388,11 | 19,41 | 1 |
| 2009 | 127 | 2.364,50 | 18,62 | 3 |
| 2010 | 128 | 2.604,36 | 20,35 | 2 |
| 2011 | 29 | 701,65 | 24,19 | 1 |
| 2012 | 161 | 3.053,11 | 18,96 | 2 |
| 2013 | 171 | 3.450,60 | 20,18 | 3 |
| 2014 | 195 | 5.193,70 | 26,63 | 4 |
| 2015 | 213 | 5.443,89 | 25,56 | 5 |
| 2016 | 261 | 6.137,38 | 23,51 | 5 |
| 2017 | 255 | 6.019,19 | 23,60 | 5 |
| 2018 | 231 | 5.322,79 | 23,04 | 4 |
| 2019 | 237 | 6.155,99 | 25,97 | 4 |
| 2020 | 290 | 7.533,84 | 25,98 | 6 |
| 2021 | 350 | 11.195,32 | 31,99 | 7 |
| 2022 | 336 | 10.046,67 | 29,90 | 7 |
| 2023 | 325 | 9.348,63 | 28,77 | 8 |
| 2024 | 275 | 8.872,91 | 32,27 | 8 |
| totale | 3.937 | 100.207,03 | 25,45 | 78 |