| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 31 | 900,07 | 29,03 | 2 |
| 2007 | 16 | 333,63 | 20,85 | 1 |
| 2008 | 67 | 965,45 | 14,41 | 1 |
| 2009 | 159 | 1.936,60 | 12,18 | 2 |
| 2010 | 28 | 598,25 | 21,37 | 2 |
| 2011 | 88 | 1.009,62 | 11,47 | 1 |
| 2012 | 57 | 1.205,19 | 21,14 | 2 |
| 2013 | 64 | 994,30 | 15,54 | 2 |
| 2014 | 52 | 1.567,43 | 30,14 | 2 |
| 2015 | 41 | 979,65 | 23,89 | 2 |
| 2016 | 41 | 1.104,81 | 26,95 | 2 |
| 2017 | 84 | 1.973,61 | 23,50 | 3 |
| 2018 | 82 | 1.868,54 | 22,79 | 3 |
| 2019 | 88 | 1.957,80 | 22,25 | 3 |
| 2020 | 93 | 2.007,97 | 21,59 | 3 |
| 2021 | 74 | 1.617,57 | 21,86 | 3 |
| 2022 | 74 | 1.652,85 | 22,34 | 3 |
| 2023 | 46 | 1.160,50 | 25,23 | 3 |
| 2024 | 47 | 1.089,05 | 23,17 | 3 |
| totale | 1.232 | 24.922,89 | 20,23 | 43 |