| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 43 | 971,08 | 22,58 | 1 |
| 2007 | 11 | 316,47 | 28,77 | 1 |
| 2008 | 10 | 289,47 | 28,95 | 1 |
| 2009 | 13 | 203,38 | 15,64 | 1 |
| 2010 | 60 | 1.431,33 | 23,86 | 2 |
| 2011 | 87 | 2.046,21 | 23,52 | 2 |
| 2012 | 125 | 2.481,19 | 19,85 | 3 |
| 2013 | 166 | 3.072,37 | 18,51 | 4 |
| 2014 | 84 | 1.812,40 | 21,58 | 3 |
| 2015 | 193 | 4.935,10 | 25,57 | 3 |
| 2016 | 185 | 4.845,45 | 26,19 | 3 |
| 2017 | 175 | 4.960,40 | 28,35 | 3 |
| 2018 | 166 | 4.586,51 | 27,63 | 4 |
| 2019 | 147 | 4.292,84 | 29,20 | 4 |
| 2020 | 126 | 3.807,84 | 30,22 | 4 |
| 2021 | 111 | 3.605,92 | 32,49 | 4 |
| 2022 | 60 | 2.393,55 | 39,89 | 3 |
| 2023 | 60 | 3.453,72 | 57,56 | 3 |
| 2024 | 61 | 1.593,49 | 26,12 | 3 |
| totale | 1.883 | 51.098,72 | 27,14 | 52 |