| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 109 | 3.089,03 | 28,34 | 1 |
| 2008 | 41 | 1.439,10 | 35,10 | 1 |
| 2009 | 76 | 2.393,31 | 31,49 | 3 |
| 2010 | 113 | 2.770,58 | 24,52 | 4 |
| 2012 | 47 | 1.341,78 | 28,55 | 2 |
| 2013 | 61 | 1.850,38 | 30,33 | 3 |
| 2014 | 75 | 2.313,76 | 30,85 | 3 |
| 2015 | 142 | 5.103,15 | 35,94 | 6 |
| 2016 | 99 | 3.311,04 | 33,44 | 4 |
| 2017 | 83 | 3.002,18 | 36,17 | 4 |
| 2018 | 91 | 3.040,42 | 33,41 | 4 |
| 2019 | 113 | 3.701,19 | 32,75 | 4 |
| 2020 | 117 | 5.767,43 | 49,29 | 4 |
| 2021 | 109 | 4.279,47 | 39,26 | 4 |
| 2022 | 126 | 4.719,15 | 37,45 | 4 |
| 2023 | 122 | 4.657,56 | 38,18 | 4 |
| 2024 | 108 | 3.583,20 | 33,18 | 4 |
| totale | 1.632 | 56.362,73 | 34,54 | 59 |