| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 501 | 11.699,42 | 23,35 | 5 |
| 2007 | 95 | 2.541,25 | 26,75 | 1 |
| 2008 | 283 | 7.551,26 | 26,68 | 3 |
| 2009 | 301 | 7.385,16 | 24,54 | 3 |
| 2010 | 173 | 2.981,22 | 17,23 | 3 |
| 2011 | 125 | 2.367,08 | 18,94 | 1 |
| 2012 | 208 | 5.594,52 | 26,90 | 4 |
| 2013 | 252 | 5.177,22 | 20,54 | 3 |
| 2014 | 238 | 7.545,09 | 31,70 | 4 |
| 2015 | 278 | 8.110,10 | 29,17 | 4 |
| 2016 | 267 | 8.060,69 | 30,19 | 4 |
| 2017 | 253 | 5.738,25 | 22,68 | 3 |
| 2018 | 287 | 6.349,60 | 22,12 | 4 |
| 2019 | 307 | 7.382,60 | 24,05 | 4 |
| 2020 | 307 | 7.800,22 | 25,41 | 4 |
| 2021 | 294 | 7.324,29 | 24,91 | 4 |
| 2022 | 287 | 7.853,46 | 27,36 | 4 |
| 2023 | 295 | 8.026,21 | 27,21 | 4 |
| 2024 | 295 | 7.990,32 | 27,09 | 4 |
| totale | 5.046 | 127.477,96 | 25,26 | 66 |