| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 258 | 4.037,22 | 15,65 | 2 |
| 2007 | 59 | 1.115,45 | 18,91 | 1 |
| 2008 | 35 | 659,99 | 18,86 | 1 |
| 2009 | 152 | 2.353,40 | 15,48 | 2 |
| 2010 | 114 | 1.547,51 | 13,57 | 2 |
| 2011 | 32 | 434,69 | 13,58 | 1 |
| 2012 | 147 | 2.330,93 | 15,86 | 2 |
| 2013 | 127 | 1.586,04 | 12,49 | 2 |
| 2014 | 114 | 2.034,46 | 17,85 | 2 |
| 2015 | 114 | 2.317,68 | 20,33 | 2 |
| 2016 | 110 | 2.196,11 | 19,96 | 2 |
| 2017 | 102 | 2.054,73 | 20,14 | 3 |
| 2018 | 93 | 2.078,48 | 22,35 | 3 |
| 2019 | 81 | 1.606,21 | 19,83 | 3 |
| 2020 | 75 | 1.416,79 | 18,89 | 3 |
| 2021 | 112 | 2.489,88 | 22,23 | 5 |
| 2022 | 118 | 2.991,95 | 25,36 | 4 |
| 2023 | 118 | 2.929,63 | 24,83 | 4 |
| 2024 | 107 | 2.383,05 | 22,27 | 4 |
| totale | 2.068 | 38.564,20 | 18,65 | 48 |