| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 47 | 883,65 | 18,80 | 1 |
| 2009 | 7 | 397,77 | 56,82 | 2 |
| 2010 | 220 | 5.380,42 | 24,46 | 2 |
| 2011 | 221 | 5.352,52 | 24,22 | 1 |
| 2012 | 194 | 4.774,24 | 24,61 | 2 |
| 2013 | 198 | 4.846,92 | 24,48 | 2 |
| 2014 | 201 | 5.900,93 | 29,36 | 2 |
| 2015 | 177 | 5.807,30 | 32,81 | 2 |
| 2016 | 185 | 5.295,08 | 28,62 | 2 |
| 2017 | 171 | 5.011,88 | 29,31 | 3 |
| 2018 | 152 | 4.458,76 | 29,33 | 3 |
| 2019 | 159 | 4.923,76 | 30,97 | 3 |
| 2020 | 156 | 5.002,77 | 32,07 | 3 |
| 2021 | 220 | 7.411,41 | 33,69 | 6 |
| 2022 | 226 | 8.133,65 | 35,99 | 6 |
| 2023 | 258 | 8.832,16 | 34,23 | 6 |
| 2024 | 255 | 8.390,48 | 32,90 | 6 |
| totale | 3.047 | 90.803,70 | 29,80 | 52 |