| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 58 | 923,25 | 15,92 | 1 |
| 2008 | 0 | 0,00 | 0,00 | 1 |
| 2009 | 17 | 227,22 | 13,37 | 2 |
| 2010 | 14 | 441,61 | 31,54 | 3 |
| 2011 | 16 | 467,90 | 29,24 | 2 |
| 2012 | 22 | 405,61 | 18,44 | 3 |
| 2013 | 20 | 285,73 | 14,29 | 3 |
| 2014 | 25 | 437,96 | 17,52 | 2 |
| 2015 | 23 | 556,88 | 24,21 | 2 |
| 2016 | 22 | 344,81 | 15,67 | 2 |
| 2017 | 19 | 303,36 | 15,97 | 2 |
| 2018 | 11 | 238,51 | 21,68 | 1 |
| 2019 | 6 | 206,06 | 34,34 | 1 |
| 2020 | 10 | 320,17 | 32,02 | 1 |
| 2021 | 28 | 887,81 | 31,71 | 2 |
| 2022 | 27 | 994,07 | 36,82 | 3 |
| 2023 | 33 | 544,47 | 16,50 | 4 |
| 2024 | 37 | 519,96 | 14,05 | 4 |
| totale | 388 | 8.105,38 | 20,89 | 39 |