| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 81 | 1.056,58 | 13,04 | 1 |
| 2009 | 94 | 1.995,24 | 21,23 | 2 |
| 2010 | 64 | 960,96 | 15,02 | 2 |
| 2011 | 18 | 483,56 | 26,86 | 1 |
| 2012 | 45 | 877,18 | 19,49 | 2 |
| 2013 | 49 | 944,07 | 19,27 | 2 |
| 2014 | 31 | 1.564,81 | 50,48 | 2 |
| 2015 | 37 | 2.083,50 | 56,31 | 3 |
| 2016 | 52 | 2.782,20 | 53,50 | 3 |
| 2017 | 52 | 1.403,02 | 26,98 | 3 |
| 2018 | 55 | 2.025,41 | 36,83 | 3 |
| 2019 | 50 | 2.193,99 | 43,88 | 3 |
| 2020 | 51 | 2.053,33 | 40,26 | 3 |
| 2021 | 66 | 2.544,75 | 38,56 | 3 |
| 2022 | 8 | 320,85 | 40,11 | 1 |
| 2023 | 31 | 1.806,75 | 58,28 | 3 |
| 2024 | 6 | 218,22 | 36,37 | 2 |
| totale | 790 | 25.314,42 | 32,04 | 39 |