| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 222 | 3.153,75 | 14,21 | 1 |
| 2007 | 57 | 1.242,70 | 21,80 | 1 |
| 2008 | 36 | 859,24 | 23,87 | 1 |
| 2009 | 29 | 464,43 | 16,01 | 1 |
| 2010 | 75 | 967,21 | 12,90 | 2 |
| 2012 | 178 | 2.944,93 | 16,54 | 4 |
| 2013 | 142 | 2.331,38 | 16,42 | 4 |
| 2014 | 159 | 3.243,09 | 20,40 | 4 |
| 2015 | 153 | 3.080,28 | 20,13 | 4 |
| 2016 | 119 | 2.663,33 | 22,38 | 3 |
| 2017 | 81 | 1.679,35 | 20,73 | 2 |
| 2018 | 80 | 1.593,89 | 19,92 | 2 |
| 2019 | 70 | 1.755,32 | 25,08 | 2 |
| 2020 | 73 | 2.157,26 | 29,55 | 3 |
| 2021 | 80 | 2.345,04 | 29,31 | 4 |
| 2022 | 106 | 2.819,11 | 26,60 | 4 |
| 2023 | 86 | 2.379,06 | 27,66 | 4 |
| 2024 | 92 | 2.830,57 | 30,77 | 4 |
| totale | 1.838 | 38.509,94 | 20,95 | 50 |