| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 140 | 4.362,59 | 31,16 | 2 |
| 2007 | 19 | 814,76 | 42,88 | 2 |
| 2008 | 30 | 915,86 | 30,53 | 2 |
| 2009 | 60 | 1.571,88 | 26,20 | 3 |
| 2010 | 59 | 1.284,43 | 21,77 | 3 |
| 2011 | 31 | 810,94 | 26,16 | 1 |
| 2012 | 44 | 1.008,31 | 22,92 | 2 |
| 2013 | 54 | 1.281,53 | 23,73 | 3 |
| 2014 | 39 | 1.605,02 | 41,15 | 2 |
| 2015 | 31 | 853,59 | 27,54 | 2 |
| 2016 | 32 | 977,84 | 30,56 | 2 |
| 2017 | 47 | 1.953,34 | 41,56 | 2 |
| 2018 | 52 | 2.090,18 | 40,20 | 3 |
| 2019 | 51 | 1.515,40 | 29,71 | 3 |
| 2020 | 47 | 1.141,75 | 24,29 | 3 |
| 2021 | 51 | 1.249,36 | 24,50 | 3 |
| 2022 | 35 | 910,27 | 26,01 | 3 |
| 2023 | 34 | 853,84 | 25,11 | 4 |
| 2024 | 53 | 1.575,84 | 29,73 | 5 |
| totale | 909 | 26.776,73 | 29,46 | 50 |