| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 6 | 75,13 | 12,52 | 1 |
| 2007 | 108 | 2.236,89 | 20,71 | 1 |
| 2008 | 90 | 1.918,93 | 21,32 | 1 |
| 2009 | 42 | 1.083,46 | 25,80 | 2 |
| 2010 | 264 | 3.467,88 | 13,14 | 2 |
| 2011 | 53 | 834,89 | 15,75 | 1 |
| 2012 | 81 | 1.041,73 | 12,86 | 2 |
| 2013 | 32 | 357,15 | 11,16 | 2 |
| 2014 | 78 | 1.312,76 | 16,83 | 2 |
| 2015 | 13 | 91,84 | 7,06 | 1 |
| 2016 | 19 | 371,07 | 19,53 | 2 |
| 2017 | 13 | 197,40 | 15,18 | 2 |
| 2018 | 10 | 87,28 | 8,73 | 2 |
| 2019 | 6 | 42,37 | 7,06 | 2 |
| 2020 | 4 | 51,47 | 12,87 | 2 |
| 2021 | 91 | 2.510,29 | 27,59 | 3 |
| 2022 | 94 | 2.528,42 | 26,90 | 3 |
| 2023 | 126 | 2.894,48 | 22,97 | 3 |
| 2024 | 146 | 2.955,61 | 20,24 | 3 |
| totale | 1.276 | 24.059,05 | 18,86 | 37 |