| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 6.763 | 197.825,48 | 29,25 | 31 |
| 2007 | 6.823 | 233.118,44 | 34,17 | 31 |
| 2008 | 6.890 | 245.477,58 | 35,63 | 34 |
| 2009 | 6.999 | 249.616,95 | 35,66 | 41 |
| 2010 | 7.477 | 233.108,97 | 31,18 | 53 |
| 2011 | 8.438 | 256.550,96 | 30,40 | 43 |
| 2012 | 8.751 | 268.054,68 | 30,63 | 56 |
| 2013 | 9.790 | 271.873,20 | 27,77 | 55 |
| 2014 | 10.564 | 375.537,83 | 35,55 | 60 |
| 2015 | 11.090 | 387.940,18 | 34,98 | 57 |
| 2016 | 11.896 | 432.234,19 | 36,33 | 60 |
| 2017 | 11.308 | 413.813,18 | 36,59 | 61 |
| 2018 | 13.426 | 479.898,99 | 35,74 | 67 |
| 2019 | 13.192 | 462.441,90 | 35,05 | 64 |
| 2020 | 12.517 | 458.110,90 | 36,60 | 66 |
| 2021 | 12.015 | 445.523,86 | 37,08 | 67 |
| 2022 | 11.756 | 460.535,58 | 39,17 | 66 |
| 2023 | 11.574 | 450.576,64 | 38,93 | 67 |
| 2024 | 11.530 | 421.124,63 | 36,52 | 73 |
| totale | 192.799 | 6.743.364,14 | 34,98 | 1.052 |