| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 129 | 2.348,53 | 18,21 | 1 |
| 2007 | 6 | 122,41 | 20,40 | 1 |
| 2008 | 24 | 586,29 | 24,43 | 1 |
| 2009 | 54 | 1.191,92 | 22,07 | 2 |
| 2010 | 127 | 2.151,12 | 16,94 | 2 |
| 2011 | 90 | 1.490,44 | 16,56 | 1 |
| 2012 | 119 | 2.101,07 | 17,66 | 2 |
| 2013 | 141 | 2.562,01 | 18,17 | 3 |
| 2014 | 171 | 6.759,30 | 39,53 | 4 |
| 2015 | 163 | 3.889,85 | 23,86 | 4 |
| 2016 | 196 | 5.966,07 | 30,44 | 5 |
| 2017 | 257 | 9.310,36 | 36,23 | 6 |
| 2018 | 215 | 7.304,21 | 33,97 | 5 |
| 2019 | 230 | 9.012,98 | 39,19 | 5 |
| 2020 | 324 | 13.041,80 | 40,25 | 5 |
| 2021 | 332 | 13.967,78 | 42,07 | 5 |
| 2022 | 20 | 379,89 | 18,99 | 2 |
| 2023 | 26 | 734,05 | 28,23 | 2 |
| 2024 | 122 | 3.520,48 | 28,86 | 5 |
| totale | 2.746 | 86.440,56 | 31,48 | 61 |