| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 124 | 1.908,70 | 15,39 | 3 |
| 2007 | 112 | 1.996,47 | 17,83 | 2 |
| 2008 | 79 | 1.273,01 | 16,11 | 1 |
| 2009 | 11 | 253,90 | 23,08 | 1 |
| 2010 | 28 | 572,02 | 20,43 | 2 |
| 2012 | 22 | 439,58 | 19,98 | 2 |
| 2013 | 26 | 371,27 | 14,28 | 2 |
| 2014 | 24 | 464,41 | 19,35 | 2 |
| 2015 | 24 | 480,29 | 20,01 | 2 |
| 2016 | 24 | 545,07 | 22,71 | 2 |
| 2017 | 22 | 479,11 | 21,78 | 2 |
| 2018 | 20 | 396,92 | 19,85 | 2 |
| 2019 | 28 | 572,01 | 20,43 | 2 |
| 2020 | 26 | 649,08 | 24,96 | 2 |
| 2021 | 24 | 599,88 | 25,00 | 2 |
| 2022 | 22 | 673,54 | 30,62 | 2 |
| 2023 | 29 | 758,17 | 26,14 | 2 |
| 2024 | 25 | 554,80 | 22,19 | 2 |
| totale | 670 | 12.988,23 | 19,39 | 35 |