| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 160 | 4.346,73 | 27,17 | 2 |
| 2007 | 134 | 4.288,23 | 32,00 | 1 |
| 2008 | 147 | 3.998,69 | 27,20 | 1 |
| 2009 | 152 | 4.214,20 | 27,73 | 2 |
| 2010 | 130 | 3.631,67 | 27,94 | 2 |
| 2011 | 152 | 3.382,73 | 22,25 | 2 |
| 2012 | 140 | 3.686,48 | 26,33 | 3 |
| 2013 | 134 | 3.362,97 | 25,10 | 3 |
| 2014 | 112 | 4.481,08 | 40,01 | 3 |
| 2015 | 79 | 3.804,03 | 48,15 | 2 |
| 2016 | 90 | 4.630,04 | 51,44 | 2 |
| 2017 | 87 | 3.541,57 | 40,71 | 2 |
| 2018 | 81 | 2.780,86 | 34,33 | 2 |
| 2019 | 82 | 2.694,17 | 32,86 | 2 |
| 2020 | 73 | 2.447,37 | 33,53 | 2 |
| 2021 | 79 | 2.607,46 | 33,01 | 2 |
| 2022 | 87 | 2.861,34 | 32,89 | 2 |
| 2023 | 90 | 3.227,22 | 35,86 | 2 |
| 2024 | 79 | 2.632,59 | 33,32 | 2 |
| totale | 2.088 | 66.619,43 | 31,91 | 39 |