| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 151 | 2.394,39 | 15,86 | 2 |
| 2007 | 148 | 2.488,04 | 16,81 | 1 |
| 2008 | 232 | 5.015,28 | 21,62 | 2 |
| 2009 | 160 | 3.086,54 | 19,29 | 3 |
| 2010 | 101 | 1.735,73 | 17,19 | 2 |
| 2011 | 105 | 1.716,86 | 16,35 | 1 |
| 2012 | 197 | 2.910,46 | 14,77 | 2 |
| 2013 | 137 | 1.661,84 | 12,13 | 1 |
| 2014 | 169 | 3.123,09 | 18,48 | 2 |
| 2015 | 71 | 2.390,49 | 33,67 | 2 |
| 2016 | 48 | 944,35 | 19,67 | 2 |
| 2017 | 58 | 1.446,44 | 24,94 | 2 |
| 2018 | 54 | 1.248,75 | 23,13 | 2 |
| 2019 | 45 | 1.231,36 | 27,36 | 2 |
| 2020 | 57 | 1.328,63 | 23,31 | 3 |
| 2021 | 53 | 1.554,18 | 29,32 | 3 |
| 2022 | 54 | 1.414,66 | 26,20 | 3 |
| 2023 | 51 | 1.371,80 | 26,90 | 3 |
| 2024 | 44 | 986,02 | 22,41 | 3 |
| totale | 1.935 | 38.048,91 | 19,66 | 41 |