| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 185 | 2.939,96 | 15,89 | 2 |
| 2007 | 20 | 406,00 | 20,30 | 1 |
| 2008 | 15 | 310,79 | 20,72 | 1 |
| 2009 | 30 | 607,17 | 20,24 | 2 |
| 2010 | 18 | 306,22 | 17,01 | 1 |
| 2011 | 16 | 312,72 | 19,55 | 1 |
| 2012 | 32 | 632,89 | 19,78 | 2 |
| 2013 | 33 | 580,99 | 17,61 | 2 |
| 2014 | 27 | 548,47 | 20,31 | 1 |
| 2015 | 35 | 899,41 | 25,70 | 1 |
| 2016 | 38 | 945,47 | 24,88 | 2 |
| 2017 | 25 | 554,52 | 22,18 | 2 |
| 2018 | 22 | 419,14 | 19,05 | 2 |
| 2019 | 228 | 6.420,01 | 28,16 | 4 |
| 2020 | 223 | 6.328,97 | 28,38 | 3 |
| 2021 | 203 | 5.986,18 | 29,49 | 3 |
| 2022 | 43 | 1.151,47 | 26,78 | 2 |
| 2023 | 34 | 642,51 | 18,90 | 1 |
| 2024 | 170 | 4.555,59 | 26,80 | 2 |
| totale | 1.397 | 34.548,48 | 24,73 | 35 |