| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 504 | 12.803,59 | 25,40 | 4 |
| 2007 | 265 | 6.752,84 | 25,48 | 2 |
| 2008 | 554 | 11.643,99 | 21,02 | 2 |
| 2009 | 342 | 6.771,16 | 19,80 | 3 |
| 2010 | 238 | 7.869,56 | 33,07 | 3 |
| 2011 | 888 | 19.897,46 | 22,41 | 4 |
| 2012 | 449 | 9.941,12 | 22,14 | 4 |
| 2013 | 684 | 12.262,44 | 17,93 | 4 |
| 2014 | 826 | 18.123,08 | 21,94 | 3 |
| 2015 | 704 | 15.437,17 | 21,93 | 3 |
| 2016 | 667 | 13.842,22 | 20,75 | 4 |
| 2017 | 1.118 | 25.721,80 | 23,01 | 6 |
| 2018 | 901 | 19.178,91 | 21,29 | 5 |
| 2019 | 834 | 16.632,10 | 19,94 | 5 |
| 2020 | 1.059 | 21.604,58 | 20,40 | 7 |
| 2021 | 1.127 | 24.643,44 | 21,87 | 9 |
| 2022 | 1.312 | 30.150,54 | 22,98 | 9 |
| 2023 | 1.078 | 26.998,90 | 25,05 | 11 |
| 2024 | 1.070 | 24.447,34 | 22,85 | 12 |
| totale | 14.620 | 324.722,24 | 22,21 | 100 |