| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 7 | 148,97 | 21,28 | 1 |
| 2007 | 571 | 12.706,25 | 22,25 | 1 |
| 2008 | 569 | 13.228,54 | 23,25 | 1 |
| 2009 | 4 | 108,68 | 27,17 | 1 |
| 2010 | 6 | 295,76 | 49,29 | 1 |
| 2012 | 101 | 1.250,95 | 12,39 | 2 |
| 2013 | 94 | 1.020,71 | 10,86 | 2 |
| 2014 | 98 | 1.429,91 | 14,59 | 3 |
| 2015 | 22 | 359,14 | 16,32 | 2 |
| 2016 | 118 | 2.719,92 | 23,05 | 3 |
| 2017 | 181 | 4.124,25 | 22,79 | 3 |
| 2018 | 76 | 2.183,61 | 28,73 | 4 |
| 2019 | 35 | 1.162,66 | 33,22 | 3 |
| 2020 | 19 | 476,35 | 25,07 | 3 |
| 2021 | 17 | 341,55 | 20,09 | 4 |
| 2022 | 13 | 364,77 | 28,06 | 4 |
| 2023 | 18 | 434,78 | 24,15 | 4 |
| 2024 | 15 | 416,58 | 27,77 | 4 |
| totale | 1.964 | 42.773,38 | 21,78 | 46 |