| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 275 | 5.030,80 | 18,29 | 3 |
| 2007 | 180 | 7.117,31 | 39,54 | 2 |
| 2008 | 339 | 10.334,60 | 30,49 | 3 |
| 2009 | 271 | 8.250,82 | 30,45 | 5 |
| 2010 | 272 | 6.992,69 | 25,71 | 5 |
| 2011 | 250 | 7.159,47 | 28,64 | 4 |
| 2012 | 207 | 5.217,91 | 25,21 | 3 |
| 2013 | 151 | 3.880,50 | 25,70 | 3 |
| 2014 | 183 | 5.475,66 | 29,92 | 2 |
| 2015 | 210 | 6.443,92 | 30,69 | 3 |
| 2016 | 227 | 6.732,04 | 29,66 | 5 |
| 2017 | 238 | 5.742,30 | 24,13 | 5 |
| 2018 | 213 | 4.866,24 | 22,85 | 4 |
| 2019 | 165 | 4.121,90 | 24,98 | 4 |
| 2020 | 148 | 4.405,61 | 29,77 | 4 |
| 2021 | 148 | 4.398,28 | 29,72 | 5 |
| 2022 | 148 | 4.143,05 | 27,99 | 6 |
| 2023 | 113 | 3.321,09 | 29,39 | 6 |
| 2024 | 125 | 3.355,29 | 26,84 | 6 |
| totale | 3.863 | 106.989,48 | 27,70 | 78 |