| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 257 | 4.182,22 | 16,27 | 2 |
| 2007 | 42 | 1.041,42 | 24,80 | 1 |
| 2008 | 24 | 757,59 | 31,57 | 2 |
| 2009 | 99 | 2.136,41 | 21,58 | 2 |
| 2010 | 131 | 2.547,67 | 19,45 | 2 |
| 2011 | 48 | 1.179,96 | 24,58 | 1 |
| 2012 | 113 | 2.660,08 | 23,54 | 2 |
| 2013 | 121 | 2.526,75 | 20,88 | 2 |
| 2014 | 122 | 3.166,03 | 25,95 | 3 |
| 2015 | 152 | 3.863,58 | 25,42 | 3 |
| 2016 | 195 | 5.189,40 | 26,61 | 4 |
| 2017 | 231 | 5.248,18 | 22,72 | 4 |
| 2018 | 225 | 5.299,61 | 23,55 | 4 |
| 2019 | 273 | 6.601,76 | 24,18 | 3 |
| 2020 | 218 | 5.060,95 | 23,22 | 3 |
| 2021 | 254 | 6.741,62 | 26,54 | 4 |
| 2022 | 260 | 6.410,21 | 24,65 | 4 |
| 2023 | 283 | 8.077,22 | 28,54 | 4 |
| 2024 | 267 | 7.652,90 | 28,66 | 4 |
| totale | 3.315 | 80.343,56 | 24,24 | 54 |