| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 85 | 1.370,09 | 16,12 | 1 |
| 2009 | 15 | 265,22 | 17,68 | 1 |
| 2010 | 112 | 1.637,94 | 14,62 | 2 |
| 2011 | 161 | 1.602,16 | 9,95 | 1 |
| 2012 | 161 | 2.130,18 | 13,23 | 2 |
| 2013 | 138 | 1.923,72 | 13,94 | 2 |
| 2014 | 216 | 3.556,03 | 16,46 | 3 |
| 2015 | 127 | 1.850,16 | 14,57 | 2 |
| 2016 | 110 | 1.732,12 | 15,75 | 3 |
| 2017 | 138 | 2.107,77 | 15,27 | 4 |
| 2018 | 149 | 2.686,23 | 18,03 | 5 |
| 2019 | 142 | 2.316,08 | 16,31 | 5 |
| 2020 | 127 | 2.258,82 | 17,79 | 5 |
| 2021 | 92 | 1.171,10 | 12,73 | 5 |
| 2022 | 80 | 1.021,12 | 12,76 | 5 |
| 2023 | 79 | 1.194,92 | 15,13 | 5 |
| 2024 | 94 | 1.814,14 | 19,30 | 4 |
| totale | 2.026 | 30.637,80 | 15,12 | 55 |