| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 259 | 5.679,47 | 21,93 | 3 |
| 2007 | 75 | 2.080,00 | 27,73 | 1 |
| 2009 | 93 | 3.835,05 | 41,24 | 3 |
| 2010 | 251 | 6.049,75 | 24,10 | 3 |
| 2011 | 230 | 5.779,47 | 25,13 | 2 |
| 2012 | 256 | 6.908,58 | 26,99 | 3 |
| 2013 | 316 | 7.430,00 | 23,51 | 3 |
| 2014 | 275 | 8.953,59 | 32,56 | 4 |
| 2015 | 230 | 8.813,12 | 38,32 | 4 |
| 2016 | 215 | 7.120,04 | 33,12 | 4 |
| 2017 | 170 | 6.421,90 | 37,78 | 4 |
| 2018 | 166 | 5.775,77 | 34,79 | 4 |
| 2019 | 174 | 6.195,17 | 35,60 | 4 |
| 2020 | 144 | 5.488,42 | 38,11 | 4 |
| 2021 | 124 | 4.742,33 | 38,24 | 4 |
| 2022 | 34 | 888,42 | 26,13 | 2 |
| 2023 | 39 | 1.126,56 | 28,89 | 2 |
| 2024 | 39 | 1.008,20 | 25,85 | 3 |
| totale | 3.090 | 94.295,84 | 30,52 | 57 |