| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 58 | 1.072,52 | 18,49 | 1 |
| 2008 | 189 | 4.030,28 | 21,32 | 1 |
| 2009 | 84 | 1.462,32 | 17,41 | 2 |
| 2010 | 198 | 3.777,96 | 19,08 | 2 |
| 2011 | 37 | 512,69 | 13,86 | 1 |
| 2012 | 93 | 2.082,08 | 22,39 | 2 |
| 2013 | 45 | 1.283,58 | 28,52 | 2 |
| 2014 | 50 | 1.438,54 | 28,77 | 2 |
| 2015 | 41 | 1.225,10 | 29,88 | 2 |
| 2016 | 39 | 1.178,00 | 30,21 | 2 |
| 2017 | 28 | 1.019,37 | 36,41 | 2 |
| 2018 | 22 | 904,90 | 41,13 | 2 |
| 2019 | 27 | 884,01 | 32,74 | 2 |
| 2020 | 27 | 922,53 | 34,17 | 2 |
| 2021 | 23 | 683,18 | 29,70 | 3 |
| 2022 | 21 | 624,01 | 29,71 | 4 |
| 2023 | 65 | 1.757,03 | 27,03 | 5 |
| 2024 | 101 | 2.824,47 | 27,97 | 5 |
| totale | 1.148 | 27.682,57 | 24,11 | 42 |