| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 145 | 1.731,26 | 11,94 | 1 |
| 2007 | 32 | 529,00 | 16,53 | 1 |
| 2009 | 459 | 4.819,70 | 10,50 | 2 |
| 2010 | 512 | 4.000,90 | 7,81 | 3 |
| 2011 | 186 | 1.631,92 | 8,77 | 2 |
| 2012 | 355 | 3.481,63 | 9,81 | 3 |
| 2013 | 609 | 8.916,60 | 14,64 | 5 |
| 2014 | 650 | 13.051,13 | 20,08 | 5 |
| 2015 | 501 | 7.494,13 | 14,96 | 5 |
| 2016 | 335 | 5.180,64 | 15,46 | 4 |
| 2017 | 242 | 3.542,93 | 14,64 | 5 |
| 2018 | 232 | 3.661,11 | 15,78 | 5 |
| 2019 | 197 | 2.539,37 | 12,89 | 5 |
| 2020 | 493 | 7.752,06 | 15,72 | 5 |
| 2021 | 639 | 9.922,31 | 15,53 | 6 |
| 2022 | 630 | 9.496,86 | 15,07 | 4 |
| 2023 | 560 | 7.687,78 | 13,73 | 4 |
| 2024 | 605 | 8.113,94 | 13,41 | 5 |
| totale | 7.382 | 103.553,27 | 14,03 | 70 |