| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 88 | 3.206,68 | 36,44 | 1 |
| 2007 | 32 | 1.082,34 | 33,82 | 2 |
| 2008 | 22 | 533,17 | 24,24 | 2 |
| 2009 | 44 | 1.607,96 | 36,54 | 4 |
| 2010 | 53 | 1.753,66 | 33,09 | 4 |
| 2011 | 33 | 1.288,91 | 39,06 | 2 |
| 2012 | 95 | 2.970,07 | 31,26 | 5 |
| 2013 | 87 | 2.444,28 | 28,10 | 5 |
| 2014 | 102 | 3.876,58 | 38,01 | 6 |
| 2015 | 75 | 3.189,76 | 42,53 | 4 |
| 2016 | 78 | 3.958,51 | 50,75 | 4 |
| 2017 | 29 | 1.910,70 | 65,89 | 2 |
| 2018 | 43 | 2.160,68 | 50,25 | 3 |
| 2019 | 38 | 2.204,45 | 58,01 | 3 |
| 2020 | 45 | 2.529,50 | 56,21 | 4 |
| 2021 | 84 | 3.680,75 | 43,82 | 6 |
| 2022 | 148 | 6.096,01 | 41,19 | 6 |
| 2023 | 159 | 7.345,07 | 46,20 | 8 |
| 2024 | 176 | 7.008,13 | 39,82 | 8 |
| totale | 1.431 | 58.847,21 | 41,12 | 79 |