| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 122 | 2.668,11 | 21,87 | 3 |
| 2007 | 69 | 1.559,33 | 22,60 | 2 |
| 2008 | 57 | 1.279,21 | 22,44 | 2 |
| 2009 | 96 | 1.948,69 | 20,30 | 3 |
| 2010 | 69 | 1.313,49 | 19,04 | 2 |
| 2011 | 43 | 1.036,08 | 24,09 | 1 |
| 2012 | 53 | 796,99 | 15,04 | 2 |
| 2013 | 28 | 307,50 | 10,98 | 1 |
| 2014 | 82 | 2.119,48 | 25,85 | 2 |
| 2015 | 85 | 2.189,00 | 25,75 | 2 |
| 2016 | 30 | 560,98 | 18,70 | 2 |
| 2017 | 28 | 514,06 | 18,36 | 2 |
| 2018 | 32 | 644,44 | 20,14 | 3 |
| 2019 | 38 | 923,57 | 24,30 | 4 |
| 2020 | 183 | 4.998,82 | 27,32 | 4 |
| 2021 | 208 | 6.024,33 | 28,96 | 4 |
| 2022 | 237 | 7.330,94 | 30,93 | 3 |
| 2023 | 268 | 7.968,33 | 29,73 | 4 |
| 2024 | 333 | 9.759,44 | 29,31 | 4 |
| totale | 2.061 | 53.942,79 | 26,17 | 50 |