| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 153 | 2.627,82 | 17,18 | 1 |
| 2009 | 248 | 3.893,35 | 15,70 | 4 |
| 2010 | 194 | 2.820,66 | 14,54 | 3 |
| 2011 | 109 | 1.485,67 | 13,63 | 1 |
| 2012 | 149 | 2.353,63 | 15,80 | 2 |
| 2013 | 46 | 630,08 | 13,70 | 1 |
| 2014 | 102 | 1.978,56 | 19,40 | 3 |
| 2015 | 31 | 445,65 | 14,38 | 1 |
| 2016 | 176 | 3.589,10 | 20,39 | 3 |
| 2017 | 229 | 4.565,58 | 19,94 | 4 |
| 2018 | 201 | 4.291,23 | 21,35 | 5 |
| 2019 | 155 | 3.698,91 | 23,86 | 5 |
| 2020 | 139 | 3.384,12 | 24,35 | 6 |
| 2021 | 131 | 3.262,24 | 24,90 | 6 |
| 2022 | 137 | 3.216,04 | 23,47 | 7 |
| 2023 | 112 | 2.522,06 | 22,52 | 7 |
| 2024 | 92 | 2.107,00 | 22,90 | 9 |
| totale | 2.404 | 46.871,70 | 19,50 | 68 |