| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 14 | 191,92 | 13,71 | 1 |
| 2007 | 19 | 514,45 | 27,08 | 1 |
| 2009 | 27 | 692,53 | 25,65 | 2 |
| 2010 | 47 | 907,46 | 19,31 | 2 |
| 2012 | 38 | 1.219,94 | 32,10 | 2 |
| 2013 | 49 | 727,57 | 14,85 | 2 |
| 2014 | 41 | 786,00 | 19,17 | 2 |
| 2015 | 49 | 1.138,11 | 23,23 | 2 |
| 2016 | 24 | 555,00 | 23,13 | 2 |
| 2017 | 22 | 1.767,35 | 80,33 | 2 |
| 2018 | 24 | 4.611,89 | 192,16 | 2 |
| 2019 | 19 | 2.326,66 | 122,46 | 2 |
| 2020 | 15 | 2.138,66 | 142,58 | 2 |
| 2021 | 8 | 437,26 | 54,66 | 1 |
| 2022 | 5 | 71,27 | 14,25 | 1 |
| 2023 | 19 | 227,49 | 11,97 | 4 |
| 2024 | 18 | 443,97 | 24,67 | 4 |
| totale | 438 | 18.757,53 | 42,83 | 34 |