| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 465 | 13.530,29 | 29,10 | 5 |
| 2007 | 324 | 10.755,25 | 33,20 | 4 |
| 2008 | 226 | 8.245,42 | 36,48 | 3 |
| 2009 | 261 | 7.389,97 | 28,31 | 4 |
| 2010 | 286 | 7.874,50 | 27,53 | 6 |
| 2011 | 271 | 7.561,74 | 27,90 | 3 |
| 2012 | 273 | 7.236,02 | 26,51 | 6 |
| 2013 | 287 | 6.454,67 | 22,49 | 6 |
| 2014 | 302 | 8.273,87 | 27,40 | 6 |
| 2015 | 203 | 6.099,90 | 30,05 | 5 |
| 2016 | 314 | 9.351,99 | 29,78 | 7 |
| 2017 | 329 | 9.438,07 | 28,69 | 8 |
| 2018 | 362 | 10.207,29 | 28,20 | 9 |
| 2019 | 364 | 9.889,80 | 27,17 | 9 |
| 2020 | 313 | 9.328,29 | 29,80 | 8 |
| 2021 | 319 | 8.153,82 | 25,56 | 9 |
| 2022 | 292 | 8.130,28 | 27,84 | 8 |
| 2023 | 284 | 7.800,45 | 27,47 | 9 |
| 2024 | 311 | 8.434,06 | 27,12 | 10 |
| totale | 5.786 | 164.155,68 | 28,37 | 125 |