| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 224 | 4.795,59 | 21,41 | 2 |
| 2008 | 18 | 531,77 | 29,54 | 1 |
| 2009 | 49 | 1.236,02 | 25,22 | 2 |
| 2010 | 54 | 1.110,05 | 20,56 | 2 |
| 2011 | 4 | 183,95 | 45,99 | 1 |
| 2012 | 85 | 1.748,78 | 20,57 | 2 |
| 2013 | 65 | 1.479,56 | 22,76 | 2 |
| 2014 | 66 | 1.616,52 | 24,49 | 2 |
| 2015 | 84 | 2.310,69 | 27,51 | 3 |
| 2016 | 79 | 2.056,98 | 26,04 | 3 |
| 2017 | 96 | 2.614,69 | 27,24 | 3 |
| 2018 | 89 | 2.381,14 | 26,75 | 3 |
| 2019 | 90 | 2.330,44 | 25,89 | 3 |
| 2020 | 80 | 2.352,60 | 29,41 | 3 |
| 2021 | 66 | 1.951,61 | 29,57 | 2 |
| 2022 | 44 | 1.306,20 | 29,69 | 1 |
| 2023 | 42 | 1.187,74 | 28,28 | 2 |
| 2024 | 48 | 1.398,77 | 29,14 | 2 |
| totale | 1.283 | 32.593,10 | 25,40 | 39 |