| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 451 | 9.414,35 | 20,87 | 3 |
| 2008 | 196 | 5.668,02 | 28,92 | 4 |
| 2009 | 233 | 6.067,61 | 26,04 | 4 |
| 2010 | 206 | 6.145,73 | 29,83 | 4 |
| 2011 | 140 | 5.182,88 | 37,02 | 2 |
| 2012 | 300 | 10.048,67 | 33,50 | 5 |
| 2013 | 284 | 8.700,98 | 30,64 | 5 |
| 2014 | 293 | 9.676,56 | 33,03 | 5 |
| 2015 | 420 | 16.123,09 | 38,39 | 7 |
| 2016 | 377 | 14.085,47 | 37,36 | 6 |
| 2017 | 337 | 13.086,03 | 38,83 | 6 |
| 2018 | 291 | 10.408,66 | 35,77 | 5 |
| 2019 | 301 | 11.116,26 | 36,93 | 5 |
| 2020 | 267 | 10.777,50 | 40,37 | 5 |
| 2021 | 260 | 11.146,18 | 42,87 | 5 |
| 2022 | 271 | 11.474,80 | 42,34 | 5 |
| 2023 | 251 | 10.429,48 | 41,55 | 5 |
| 2024 | 267 | 8.975,84 | 33,62 | 5 |
| totale | 5.145 | 178.528,11 | 34,70 | 86 |