| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 114 | 2.481,52 | 21,77 | 1 |
| 2007 | 3 | 64,74 | 21,58 | 1 |
| 2008 | 4 | 264,86 | 66,22 | 1 |
| 2009 | 120 | 2.708,49 | 22,57 | 2 |
| 2010 | 95 | 1.862,56 | 19,61 | 2 |
| 2011 | 11 | 366,00 | 33,27 | 1 |
| 2012 | 105 | 2.012,07 | 19,16 | 2 |
| 2013 | 72 | 1.598,23 | 22,20 | 2 |
| 2014 | 61 | 1.725,54 | 28,29 | 2 |
| 2015 | 65 | 2.112,05 | 32,49 | 2 |
| 2016 | 64 | 2.241,78 | 35,03 | 2 |
| 2017 | 65 | 2.187,00 | 33,65 | 2 |
| 2018 | 221 | 6.801,74 | 30,78 | 3 |
| 2019 | 528 | 17.094,18 | 32,38 | 5 |
| 2020 | 494 | 17.055,13 | 34,52 | 5 |
| 2021 | 531 | 20.364,13 | 38,35 | 5 |
| 2022 | 563 | 21.404,70 | 38,02 | 6 |
| 2023 | 729 | 21.774,90 | 29,87 | 6 |
| 2024 | 767 | 22.952,60 | 29,93 | 6 |
| totale | 4.612 | 147.072,22 | 31,89 | 56 |