| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 55 | 888,35 | 16,15 | 1 |
| 2009 | 16 | 337,38 | 21,09 | 1 |
| 2010 | 19 | 398,54 | 20,98 | 1 |
| 2011 | 12 | 346,11 | 28,84 | 1 |
| 2012 | 52 | 1.633,91 | 31,42 | 2 |
| 2013 | 58 | 1.392,85 | 24,01 | 2 |
| 2014 | 58 | 1.809,64 | 31,20 | 2 |
| 2015 | 50 | 1.604,74 | 32,09 | 3 |
| 2016 | 39 | 1.310,43 | 33,60 | 2 |
| 2017 | 56 | 2.196,24 | 39,22 | 3 |
| 2018 | 64 | 2.503,39 | 39,12 | 3 |
| 2019 | 79 | 2.603,41 | 32,95 | 4 |
| 2020 | 78 | 3.103,62 | 39,79 | 4 |
| 2021 | 70 | 2.955,80 | 42,23 | 4 |
| 2022 | 47 | 2.644,99 | 56,28 | 3 |
| 2023 | 39 | 2.550,54 | 65,40 | 3 |
| 2024 | 44 | 2.718,95 | 61,79 | 3 |
| totale | 836 | 30.998,89 | 37,08 | 42 |