| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 227 | 4.282,82 | 18,87 | 3 |
| 2007 | 5 | 119,97 | 23,99 | 1 |
| 2008 | 9 | 159,26 | 17,70 | 2 |
| 2009 | 52 | 1.557,62 | 29,95 | 3 |
| 2010 | 49 | 1.200,28 | 24,50 | 2 |
| 2012 | 51 | 1.234,74 | 24,21 | 1 |
| 2013 | 72 | 2.035,58 | 28,27 | 3 |
| 2014 | 66 | 1.788,58 | 27,10 | 4 |
| 2015 | 66 | 1.923,58 | 29,15 | 2 |
| 2016 | 55 | 1.851,18 | 33,66 | 3 |
| 2017 | 58 | 1.981,67 | 34,17 | 3 |
| 2018 | 58 | 1.857,73 | 32,03 | 3 |
| 2019 | 60 | 1.804,16 | 30,07 | 3 |
| 2020 | 70 | 2.073,61 | 29,62 | 3 |
| 2021 | 62 | 1.662,30 | 26,81 | 3 |
| 2022 | 58 | 1.838,75 | 31,70 | 2 |
| 2023 | 51 | 1.447,27 | 28,38 | 2 |
| 2024 | 56 | 1.667,67 | 29,78 | 2 |
| totale | 1.125 | 30.486,77 | 27,10 | 45 |