| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 918 | 18.562,75 | 20,22 | 5 |
| 2007 | 630 | 17.108,87 | 27,16 | 8 |
| 2008 | 783 | 21.899,74 | 27,97 | 9 |
| 2009 | 1.079 | 24.891,26 | 23,07 | 12 |
| 2010 | 1.125 | 23.000,37 | 20,44 | 11 |
| 2011 | 897 | 18.157,24 | 20,24 | 9 |
| 2012 | 1.307 | 26.530,46 | 20,30 | 11 |
| 2013 | 1.491 | 29.591,93 | 19,85 | 12 |
| 2014 | 1.208 | 29.911,58 | 24,76 | 12 |
| 2015 | 1.191 | 27.645,89 | 23,21 | 10 |
| 2016 | 999 | 24.843,18 | 24,87 | 13 |
| 2017 | 1.003 | 23.997,25 | 23,93 | 13 |
| 2018 | 1.016 | 24.688,47 | 24,30 | 13 |
| 2019 | 981 | 23.606,90 | 24,06 | 14 |
| 2020 | 971 | 25.774,15 | 26,54 | 13 |
| 2021 | 952 | 24.074,86 | 25,29 | 14 |
| 2022 | 880 | 23.602,88 | 26,82 | 13 |
| 2023 | 868 | 23.497,11 | 27,07 | 15 |
| 2024 | 1.031 | 26.993,30 | 26,18 | 19 |
| totale | 19.330 | 458.378,19 | 23,71 | 226 |