| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 84 | 1.711,48 | 20,37 | 1 |
| 2008 | 19 | 479,29 | 25,23 | 1 |
| 2009 | 58 | 1.301,98 | 22,45 | 2 |
| 2010 | 74 | 1.666,39 | 22,52 | 2 |
| 2012 | 56 | 1.051,28 | 18,77 | 2 |
| 2013 | 30 | 495,44 | 16,51 | 2 |
| 2014 | 41 | 1.118,91 | 27,29 | 2 |
| 2015 | 40 | 966,29 | 24,16 | 2 |
| 2016 | 37 | 1.037,18 | 28,03 | 2 |
| 2017 | 34 | 1.027,32 | 30,22 | 2 |
| 2018 | 27 | 879,90 | 32,59 | 3 |
| 2019 | 81 | 2.207,30 | 27,25 | 4 |
| 2020 | 86 | 2.245,28 | 26,11 | 4 |
| 2021 | 85 | 2.264,71 | 26,64 | 4 |
| 2022 | 83 | 2.204,49 | 26,56 | 4 |
| 2023 | 90 | 2.445,44 | 27,17 | 5 |
| 2024 | 85 | 2.443,74 | 28,75 | 4 |
| totale | 1.010 | 25.546,42 | 25,29 | 46 |