| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 124 | 1.798,54 | 14,50 | 2 |
| 2008 | 2 | 127,66 | 63,83 | 2 |
| 2009 | 183 | 3.427,94 | 18,73 | 3 |
| 2010 | 164 | 2.319,52 | 14,14 | 3 |
| 2011 | 17 | 259,65 | 15,27 | 1 |
| 2012 | 105 | 1.514,66 | 14,43 | 2 |
| 2013 | 67 | 953,05 | 14,22 | 1 |
| 2014 | 49 | 917,43 | 18,72 | 1 |
| 2015 | 27 | 780,58 | 28,91 | 1 |
| 2016 | 28 | 1.302,66 | 46,52 | 2 |
| 2017 | 43 | 1.016,38 | 23,64 | 3 |
| 2018 | 27 | 606,92 | 22,48 | 4 |
| 2019 | 62 | 1.511,59 | 24,38 | 4 |
| 2020 | 45 | 1.148,50 | 25,52 | 4 |
| 2021 | 42 | 795,21 | 18,93 | 4 |
| 2022 | 426 | 9.294,18 | 21,82 | 5 |
| 2023 | 342 | 7.406,07 | 21,66 | 6 |
| 2024 | 403 | 7.612,52 | 18,89 | 6 |
| totale | 2.156 | 42.793,06 | 19,85 | 54 |