| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 179 | 2.808,55 | 15,69 | 2 |
| 2007 | 5 | 124,75 | 24,95 | 1 |
| 2009 | 32 | 507,91 | 15,87 | 1 |
| 2010 | 40 | 688,36 | 17,21 | 1 |
| 2011 | 56 | 1.280,58 | 22,87 | 2 |
| 2012 | 55 | 1.089,72 | 19,81 | 3 |
| 2013 | 79 | 1.840,63 | 23,30 | 3 |
| 2014 | 106 | 2.666,47 | 25,16 | 5 |
| 2015 | 87 | 2.555,50 | 29,37 | 3 |
| 2016 | 110 | 2.898,84 | 26,35 | 4 |
| 2017 | 117 | 3.140,97 | 26,85 | 4 |
| 2018 | 139 | 3.438,97 | 24,74 | 4 |
| 2019 | 156 | 3.778,48 | 24,22 | 4 |
| 2020 | 160 | 3.934,08 | 24,59 | 4 |
| 2021 | 154 | 3.329,93 | 21,62 | 4 |
| 2022 | 153 | 3.635,67 | 23,76 | 3 |
| 2023 | 155 | 3.612,55 | 23,31 | 3 |
| 2024 | 167 | 3.771,66 | 22,58 | 3 |
| totale | 1.950 | 45.103,62 | 23,13 | 54 |