| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 304 | 6.588,90 | 21,67 | 3 |
| 2007 | 104 | 3.578,23 | 34,41 | 3 |
| 2008 | 85 | 3.079,31 | 36,23 | 4 |
| 2009 | 171 | 4.622,79 | 27,03 | 7 |
| 2010 | 293 | 7.150,82 | 24,41 | 6 |
| 2011 | 106 | 3.041,29 | 28,69 | 4 |
| 2012 | 163 | 4.161,32 | 25,53 | 5 |
| 2013 | 164 | 4.136,13 | 25,22 | 6 |
| 2014 | 223 | 7.563,96 | 33,92 | 8 |
| 2015 | 218 | 7.663,91 | 35,16 | 9 |
| 2016 | 194 | 7.246,01 | 37,35 | 8 |
| 2017 | 197 | 6.672,65 | 33,87 | 8 |
| 2018 | 211 | 6.206,71 | 29,42 | 9 |
| 2019 | 235 | 8.661,45 | 36,86 | 9 |
| 2020 | 208 | 8.829,09 | 42,45 | 9 |
| 2021 | 258 | 12.787,07 | 49,56 | 12 |
| 2022 | 234 | 11.119,37 | 47,52 | 9 |
| 2023 | 248 | 15.602,26 | 62,91 | 12 |
| 2024 | 287 | 19.296,92 | 67,24 | 12 |
| totale | 3.903 | 148.008,19 | 37,92 | 143 |