| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.493 | 40.468,40 | 27,11 | 5 |
| 2007 | 1.206 | 38.629,72 | 32,03 | 4 |
| 2008 | 1.146 | 36.384,16 | 31,75 | 4 |
| 2009 | 1.150 | 36.743,52 | 31,95 | 5 |
| 2010 | 1.035 | 27.784,38 | 26,84 | 7 |
| 2011 | 831 | 22.423,23 | 26,98 | 4 |
| 2012 | 786 | 22.624,93 | 28,78 | 6 |
| 2013 | 869 | 22.433,07 | 25,81 | 5 |
| 2014 | 893 | 30.532,78 | 34,19 | 7 |
| 2015 | 893 | 31.748,18 | 35,55 | 8 |
| 2016 | 876 | 33.379,73 | 38,10 | 8 |
| 2017 | 928 | 33.494,93 | 36,09 | 9 |
| 2018 | 872 | 33.210,80 | 38,09 | 10 |
| 2019 | 1.066 | 44.421,53 | 41,67 | 11 |
| 2020 | 1.072 | 46.364,42 | 43,25 | 11 |
| 2021 | 1.139 | 46.075,80 | 40,45 | 12 |
| 2022 | 1.161 | 48.576,06 | 41,84 | 9 |
| 2023 | 1.258 | 55.903,55 | 44,44 | 12 |
| 2024 | 1.427 | 52.604,35 | 36,86 | 13 |
| totale | 20.101 | 703.803,54 | 35,01 | 150 |