| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.529 | 57.370,05 | 22,68 | 4 |
| 2007 | 1.629 | 41.273,76 | 25,34 | 3 |
| 2008 | 1.495 | 38.232,63 | 25,57 | 5 |
| 2009 | 1.273 | 32.647,55 | 25,65 | 7 |
| 2010 | 1.342 | 28.473,24 | 21,22 | 9 |
| 2011 | 1.196 | 24.378,45 | 20,38 | 8 |
| 2012 | 1.199 | 25.166,83 | 20,99 | 9 |
| 2013 | 1.529 | 30.822,56 | 20,16 | 8 |
| 2014 | 1.445 | 36.785,30 | 25,46 | 10 |
| 2015 | 1.169 | 29.987,11 | 25,65 | 9 |
| 2016 | 1.222 | 31.762,49 | 25,99 | 11 |
| 2017 | 1.103 | 28.624,32 | 25,95 | 11 |
| 2018 | 996 | 25.116,04 | 25,22 | 11 |
| 2019 | 818 | 20.787,46 | 25,41 | 10 |
| 2020 | 633 | 17.897,50 | 28,27 | 10 |
| 2021 | 634 | 18.489,32 | 29,16 | 10 |
| 2022 | 246 | 6.282,16 | 25,54 | 12 |
| 2023 | 823 | 22.250,68 | 27,04 | 14 |
| 2024 | 837 | 23.131,85 | 27,64 | 15 |
| totale | 22.118 | 539.479,30 | 24,39 | 176 |