| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 23 | 468,63 | 20,38 | 1 |
| 2007 | 218 | 4.729,78 | 21,70 | 3 |
| 2008 | 312 | 5.155,45 | 16,52 | 4 |
| 2009 | 267 | 9.691,01 | 36,30 | 4 |
| 2010 | 422 | 7.652,77 | 18,13 | 6 |
| 2011 | 190 | 3.979,01 | 20,94 | 4 |
| 2012 | 109 | 2.226,40 | 20,43 | 3 |
| 2013 | 140 | 2.732,91 | 19,52 | 3 |
| 2014 | 281 | 7.230,59 | 25,73 | 4 |
| 2015 | 238 | 6.042,66 | 25,39 | 4 |
| 2016 | 180 | 4.095,75 | 22,75 | 4 |
| 2017 | 200 | 4.403,98 | 22,02 | 4 |
| 2018 | 214 | 5.108,72 | 23,87 | 5 |
| 2019 | 213 | 5.768,51 | 27,08 | 5 |
| 2020 | 83 | 2.471,12 | 29,77 | 5 |
| 2021 | 48 | 1.496,32 | 31,17 | 5 |
| 2022 | 31 | 1.185,24 | 38,23 | 4 |
| 2023 | 27 | 810,88 | 30,03 | 3 |
| 2024 | 25 | 574,46 | 22,98 | 4 |
| totale | 3.221 | 75.824,19 | 23,54 | 75 |