| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 216 | 3.400,94 | 15,75 | 2 |
| 2008 | 155 | 2.981,06 | 19,23 | 3 |
| 2009 | 477 | 8.404,65 | 17,62 | 4 |
| 2010 | 346 | 5.311,07 | 15,35 | 5 |
| 2011 | 196 | 3.609,75 | 18,42 | 3 |
| 2012 | 333 | 6.567,17 | 19,72 | 4 |
| 2013 | 226 | 4.551,03 | 20,14 | 3 |
| 2014 | 169 | 4.593,71 | 27,18 | 3 |
| 2015 | 76 | 2.379,44 | 31,31 | 2 |
| 2016 | 85 | 2.230,92 | 26,25 | 3 |
| 2017 | 70 | 1.771,87 | 25,31 | 3 |
| 2018 | 80 | 1.643,90 | 20,55 | 3 |
| 2019 | 66 | 1.221,23 | 18,50 | 3 |
| 2020 | 87 | 2.008,95 | 23,09 | 3 |
| 2021 | 76 | 1.741,93 | 22,92 | 3 |
| 2022 | 57 | 1.532,72 | 26,89 | 3 |
| 2023 | 262 | 5.545,42 | 21,17 | 3 |
| 2024 | 166 | 3.523,59 | 21,23 | 4 |
| totale | 3.143 | 63.019,35 | 20,05 | 57 |