| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 324 | 8.129,31 | 25,09 | 1 |
| 2008 | 44 | 1.436,89 | 32,66 | 1 |
| 2009 | 123 | 4.700,44 | 38,21 | 2 |
| 2010 | 46 | 1.078,67 | 23,45 | 1 |
| 2012 | 126 | 3.542,07 | 28,11 | 3 |
| 2013 | 203 | 4.900,19 | 24,14 | 3 |
| 2014 | 181 | 5.849,02 | 32,32 | 3 |
| 2015 | 207 | 6.217,72 | 30,04 | 3 |
| 2016 | 201 | 6.527,34 | 32,47 | 3 |
| 2017 | 210 | 7.019,70 | 33,43 | 4 |
| 2018 | 207 | 7.201,71 | 34,79 | 4 |
| 2019 | 292 | 10.443,08 | 35,76 | 5 |
| 2020 | 284 | 11.267,72 | 39,68 | 5 |
| 2021 | 219 | 9.403,28 | 42,94 | 5 |
| 2022 | 189 | 7.304,48 | 38,65 | 4 |
| 2023 | 178 | 7.127,98 | 40,04 | 4 |
| 2024 | 163 | 6.288,91 | 38,58 | 4 |
| totale | 3.197 | 108.438,51 | 33,92 | 55 |