| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 49 | 862,30 | 17,60 | 1 |
| 2007 | 117 | 1.700,53 | 14,53 | 1 |
| 2008 | 55 | 965,06 | 17,55 | 1 |
| 2009 | 34 | 393,63 | 11,58 | 2 |
| 2010 | 86 | 1.684,91 | 19,59 | 3 |
| 2011 | 34 | 361,35 | 10,63 | 1 |
| 2012 | 13 | 66,19 | 5,09 | 1 |
| 2013 | 11 | 77,91 | 7,08 | 1 |
| 2014 | 19 | 347,59 | 18,29 | 1 |
| 2015 | 22 | 399,14 | 18,14 | 2 |
| 2016 | 52 | 1.078,59 | 20,74 | 2 |
| 2017 | 64 | 924,63 | 14,45 | 2 |
| 2018 | 43 | 594,78 | 13,83 | 2 |
| 2019 | 25 | 554,55 | 22,18 | 2 |
| 2020 | 12 | 260,54 | 21,71 | 2 |
| 2021 | 12 | 355,12 | 29,59 | 2 |
| 2022 | 37 | 821,92 | 22,21 | 3 |
| 2023 | 10 | 277,91 | 27,79 | 4 |
| 2024 | 23 | 673,05 | 29,26 | 4 |
| totale | 718 | 12.399,70 | 17,27 | 37 |