| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 217 | 4.256,59 | 19,62 | 3 |
| 2007 | 2 | 67,54 | 33,77 | 1 |
| 2009 | 46 | 1.087,40 | 23,64 | 1 |
| 2010 | 32 | 804,93 | 25,15 | 1 |
| 2012 | 38 | 873,30 | 22,98 | 1 |
| 2013 | 31 | 631,38 | 20,37 | 1 |
| 2014 | 32 | 918,49 | 28,70 | 1 |
| 2015 | 28 | 755,00 | 26,96 | 1 |
| 2016 | 20 | 535,87 | 26,79 | 1 |
| 2017 | 25 | 580,55 | 23,22 | 2 |
| 2018 | 34 | 868,14 | 25,53 | 2 |
| 2019 | 33 | 883,50 | 26,77 | 2 |
| 2020 | 40 | 1.158,76 | 28,97 | 2 |
| 2021 | 46 | 1.247,79 | 27,13 | 2 |
| 2022 | 43 | 1.001,45 | 23,29 | 2 |
| 2023 | 89 | 2.096,82 | 23,56 | 4 |
| 2024 | 86 | 1.876,08 | 21,81 | 5 |
| totale | 842 | 19.643,59 | 23,33 | 32 |