| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 487 | 12.698,12 | 26,07 | 5 |
| 2007 | 282 | 10.682,60 | 37,88 | 4 |
| 2008 | 263 | 10.109,32 | 38,44 | 4 |
| 2009 | 252 | 9.069,42 | 35,99 | 6 |
| 2010 | 362 | 9.937,51 | 27,45 | 6 |
| 2011 | 395 | 11.896,23 | 30,12 | 5 |
| 2012 | 468 | 13.482,65 | 28,81 | 7 |
| 2013 | 440 | 11.206,43 | 25,47 | 6 |
| 2014 | 359 | 11.275,27 | 31,41 | 6 |
| 2015 | 312 | 10.882,19 | 34,88 | 4 |
| 2016 | 302 | 9.522,26 | 31,53 | 3 |
| 2017 | 310 | 9.874,40 | 31,85 | 4 |
| 2018 | 257 | 9.139,49 | 35,56 | 4 |
| 2019 | 256 | 8.424,87 | 32,91 | 4 |
| 2020 | 227 | 8.066,95 | 35,54 | 4 |
| 2021 | 167 | 7.341,10 | 43,96 | 4 |
| 2022 | 184 | 7.963,07 | 43,28 | 4 |
| 2023 | 192 | 6.291,34 | 32,77 | 3 |
| 2024 | 179 | 5.113,23 | 28,57 | 4 |
| totale | 5.694 | 182.976,45 | 32,13 | 87 |