| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 435 | 10.227,14 | 23,51 | 1 |
| 2007 | 218 | 4.053,95 | 18,60 | 1 |
| 2008 | 255 | 5.248,46 | 20,58 | 1 |
| 2009 | 417 | 8.723,36 | 20,92 | 2 |
| 2010 | 402 | 7.908,19 | 19,67 | 2 |
| 2011 | 239 | 4.256,26 | 17,81 | 1 |
| 2012 | 387 | 7.712,59 | 19,93 | 2 |
| 2013 | 380 | 7.224,39 | 19,01 | 2 |
| 2014 | 366 | 8.882,22 | 24,27 | 2 |
| 2015 | 314 | 7.284,20 | 23,20 | 2 |
| 2016 | 312 | 7.475,22 | 23,96 | 3 |
| 2017 | 290 | 6.833,32 | 23,56 | 3 |
| 2018 | 285 | 6.595,41 | 23,14 | 3 |
| 2019 | 312 | 8.009,61 | 25,67 | 4 |
| 2020 | 287 | 7.034,24 | 24,51 | 4 |
| 2021 | 287 | 7.404,37 | 25,80 | 4 |
| 2022 | 109 | 3.548,38 | 32,55 | 2 |
| 2023 | 247 | 6.473,35 | 26,21 | 4 |
| 2024 | 247 | 6.259,36 | 25,34 | 4 |
| totale | 5.789 | 131.154,02 | 22,66 | 47 |