| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 364 | 6.850,14 | 18,82 | 2 |
| 2007 | 209 | 3.836,72 | 18,36 | 1 |
| 2008 | 298 | 6.644,59 | 22,30 | 3 |
| 2009 | 302 | 5.962,00 | 19,74 | 4 |
| 2010 | 72 | 1.514,73 | 21,04 | 3 |
| 2011 | 188 | 2.980,79 | 15,86 | 1 |
| 2012 | 345 | 5.638,13 | 16,34 | 4 |
| 2013 | 247 | 4.038,24 | 16,35 | 3 |
| 2014 | 268 | 5.520,27 | 20,60 | 5 |
| 2015 | 256 | 6.320,76 | 24,69 | 5 |
| 2016 | 255 | 7.635,28 | 29,94 | 5 |
| 2017 | 231 | 5.402,06 | 23,39 | 5 |
| 2018 | 237 | 5.106,25 | 21,55 | 5 |
| 2019 | 326 | 8.267,90 | 25,36 | 6 |
| 2020 | 375 | 9.845,62 | 26,25 | 7 |
| 2021 | 400 | 11.044,59 | 27,61 | 9 |
| 2022 | 544 | 16.203,16 | 29,79 | 10 |
| 2023 | 639 | 21.413,96 | 33,51 | 12 |
| 2024 | 727 | 21.275,40 | 29,26 | 13 |
| totale | 6.283 | 155.500,59 | 24,75 | 103 |