| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 461 | 11.344,38 | 24,61 | 1 |
| 2007 | 171 | 5.861,80 | 34,28 | 2 |
| 2008 | 71 | 2.762,72 | 38,91 | 1 |
| 2009 | 236 | 5.861,57 | 24,84 | 2 |
| 2010 | 274 | 6.370,97 | 23,25 | 4 |
| 2011 | 74 | 2.154,70 | 29,12 | 2 |
| 2012 | 262 | 6.498,56 | 24,80 | 3 |
| 2013 | 224 | 5.406,48 | 24,14 | 3 |
| 2014 | 212 | 6.132,07 | 28,92 | 3 |
| 2015 | 219 | 6.791,20 | 31,01 | 4 |
| 2016 | 207 | 6.828,43 | 32,99 | 3 |
| 2017 | 188 | 5.975,90 | 31,79 | 2 |
| 2018 | 154 | 5.450,05 | 35,39 | 3 |
| 2019 | 172 | 5.572,44 | 32,40 | 3 |
| 2020 | 171 | 6.579,83 | 38,48 | 3 |
| 2021 | 152 | 5.528,87 | 36,37 | 3 |
| 2022 | 147 | 4.707,97 | 32,03 | 3 |
| 2023 | 155 | 5.177,61 | 33,40 | 4 |
| 2024 | 163 | 6.313,39 | 38,73 | 4 |
| totale | 3.713 | 111.318,94 | 29,98 | 53 |