| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 39 | 509,81 | 13,07 | 2 |
| 2007 | 16 | 189,98 | 11,87 | 1 |
| 2008 | 50 | 1.044,29 | 20,89 | 2 |
| 2009 | 32 | 548,54 | 17,14 | 2 |
| 2010 | 83 | 1.432,73 | 17,26 | 2 |
| 2011 | 69 | 1.092,94 | 15,84 | 1 |
| 2012 | 79 | 1.342,10 | 16,99 | 2 |
| 2013 | 74 | 1.190,04 | 16,08 | 2 |
| 2014 | 68 | 1.333,81 | 19,61 | 2 |
| 2015 | 79 | 1.508,32 | 19,09 | 2 |
| 2016 | 86 | 1.632,43 | 18,98 | 2 |
| 2017 | 77 | 1.613,23 | 20,95 | 2 |
| 2018 | 23 | 409,97 | 17,82 | 2 |
| 2019 | 22 | 402,19 | 18,28 | 2 |
| 2020 | 27 | 468,55 | 17,35 | 2 |
| 2021 | 28 | 585,46 | 20,91 | 2 |
| 2022 | 24 | 435,90 | 18,16 | 2 |
| 2023 | 20 | 354,11 | 17,71 | 2 |
| 2024 | 23 | 370,88 | 16,13 | 2 |
| totale | 919 | 16.465,28 | 17,92 | 36 |