| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 164 | 2.975,91 | 18,15 | 1 |
| 2008 | 81 | 1.790,18 | 22,10 | 2 |
| 2009 | 225 | 5.303,68 | 23,57 | 4 |
| 2010 | 98 | 2.240,18 | 22,86 | 5 |
| 2011 | 4 | 193,33 | 48,33 | 2 |
| 2012 | 156 | 3.897,99 | 24,99 | 4 |
| 2013 | 143 | 3.226,24 | 22,56 | 5 |
| 2014 | 295 | 8.213,28 | 27,84 | 5 |
| 2015 | 331 | 7.581,05 | 22,90 | 3 |
| 2016 | 418 | 10.657,00 | 25,50 | 5 |
| 2017 | 399 | 10.594,92 | 26,55 | 5 |
| 2018 | 416 | 11.419,71 | 27,45 | 5 |
| 2019 | 373 | 10.708,56 | 28,71 | 5 |
| 2020 | 452 | 13.818,16 | 30,57 | 6 |
| 2021 | 417 | 11.701,29 | 28,06 | 6 |
| 2022 | 388 | 12.525,04 | 32,28 | 6 |
| 2023 | 480 | 14.862,91 | 30,96 | 7 |
| 2024 | 514 | 15.305,60 | 29,78 | 7 |
| totale | 5.354 | 147.015,03 | 27,46 | 83 |