| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 163 | 2.275,44 | 13,96 | 2 |
| 2007 | 5 | 94,94 | 18,99 | 1 |
| 2008 | 41 | 790,93 | 19,29 | 1 |
| 2009 | 96 | 1.870,31 | 19,48 | 2 |
| 2010 | 73 | 1.121,72 | 15,37 | 2 |
| 2012 | 153 | 2.487,53 | 16,26 | 2 |
| 2013 | 197 | 3.955,48 | 20,08 | 3 |
| 2014 | 158 | 3.293,35 | 20,84 | 2 |
| 2015 | 227 | 6.669,91 | 29,38 | 2 |
| 2016 | 86 | 1.495,62 | 17,39 | 1 |
| 2017 | 77 | 1.648,36 | 21,41 | 1 |
| 2018 | 67 | 1.348,86 | 20,13 | 1 |
| 2019 | 63 | 1.158,40 | 18,39 | 1 |
| 2020 | 61 | 1.496,38 | 24,53 | 1 |
| 2021 | 47 | 1.156,65 | 24,61 | 1 |
| 2022 | 22 | 536,92 | 24,41 | 1 |
| 2023 | 34 | 1.033,83 | 30,41 | 2 |
| 2024 | 27 | 868,85 | 32,18 | 2 |
| totale | 1.597 | 33.303,48 | 20,85 | 28 |