| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 73 | 973,79 | 13,34 | 1 |
| 2008 | 53 | 2.221,03 | 41,91 | 1 |
| 2009 | 68 | 2.695,50 | 39,64 | 2 |
| 2010 | 132 | 5.028,92 | 38,10 | 2 |
| 2011 | 152 | 5.647,94 | 37,16 | 1 |
| 2012 | 203 | 6.341,49 | 31,24 | 2 |
| 2013 | 194 | 6.322,45 | 32,59 | 2 |
| 2014 | 203 | 9.050,53 | 44,58 | 2 |
| 2015 | 192 | 8.777,25 | 45,71 | 2 |
| 2016 | 189 | 8.740,03 | 46,24 | 2 |
| 2017 | 181 | 8.521,16 | 47,08 | 2 |
| 2018 | 187 | 7.744,91 | 41,42 | 3 |
| 2019 | 181 | 7.808,54 | 43,14 | 3 |
| 2020 | 168 | 7.664,65 | 45,62 | 3 |
| 2021 | 156 | 6.414,99 | 41,12 | 3 |
| 2022 | 150 | 6.710,10 | 44,73 | 3 |
| 2023 | 149 | 5.741,78 | 38,54 | 3 |
| 2024 | 133 | 4.979,57 | 37,44 | 3 |
| totale | 2.764 | 111.384,63 | 40,30 | 40 |