| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 879 | 17.078,89 | 19,43 | 2 |
| 2007 | 559 | 11.754,51 | 21,03 | 1 |
| 2008 | 1.063 | 20.413,67 | 19,20 | 6 |
| 2009 | 907 | 18.669,47 | 20,58 | 9 |
| 2010 | 1.305 | 22.160,98 | 16,98 | 10 |
| 2011 | 1.305 | 22.489,60 | 17,23 | 11 |
| 2012 | 1.281 | 28.073,14 | 21,92 | 15 |
| 2013 | 1.256 | 24.069,74 | 19,16 | 11 |
| 2014 | 1.243 | 28.666,48 | 23,06 | 12 |
| 2015 | 1.280 | 29.148,07 | 22,77 | 13 |
| 2016 | 1.198 | 27.014,59 | 22,55 | 11 |
| 2017 | 1.306 | 28.774,40 | 22,03 | 12 |
| 2018 | 1.397 | 32.880,74 | 23,54 | 16 |
| 2019 | 1.234 | 29.853,24 | 24,19 | 16 |
| 2020 | 723 | 18.701,10 | 25,87 | 16 |
| 2021 | 710 | 17.226,62 | 24,26 | 17 |
| 2022 | 691 | 18.751,86 | 27,14 | 17 |
| 2023 | 970 | 25.229,92 | 26,01 | 23 |
| 2024 | 1.071 | 26.658,03 | 24,89 | 25 |
| totale | 20.378 | 447.615,05 | 21,97 | 243 |