| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 69 | 1.328,66 | 19,26 | 1 |
| 2008 | 9 | 569,28 | 63,25 | 1 |
| 2009 | 25 | 519,21 | 20,77 | 1 |
| 2010 | 50 | 855,54 | 17,11 | 1 |
| 2011 | 14 | 171,43 | 12,25 | 1 |
| 2012 | 76 | 1.345,60 | 17,71 | 2 |
| 2013 | 88 | 1.662,36 | 18,89 | 2 |
| 2014 | 71 | 1.956,94 | 27,56 | 3 |
| 2015 | 84 | 2.031,07 | 24,18 | 3 |
| 2016 | 78 | 2.002,48 | 25,67 | 3 |
| 2017 | 70 | 1.951,11 | 27,87 | 3 |
| 2018 | 75 | 1.888,98 | 25,19 | 3 |
| 2019 | 71 | 1.758,49 | 24,77 | 3 |
| 2020 | 73 | 1.871,43 | 25,64 | 3 |
| 2021 | 78 | 1.955,99 | 25,08 | 3 |
| 2022 | 72 | 2.051,56 | 28,49 | 3 |
| 2023 | 73 | 1.726,73 | 23,65 | 3 |
| 2024 | 59 | 1.539,29 | 26,09 | 3 |
| totale | 1.135 | 27.186,15 | 23,95 | 42 |