| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.215 | 24.738,50 | 20,36 | 6 |
| 2007 | 804 | 21.836,93 | 27,16 | 6 |
| 2008 | 691 | 20.168,84 | 29,19 | 4 |
| 2009 | 742 | 19.752,75 | 26,62 | 8 |
| 2010 | 600 | 13.831,33 | 23,05 | 8 |
| 2011 | 789 | 17.574,62 | 22,27 | 8 |
| 2012 | 979 | 23.498,07 | 24,00 | 10 |
| 2013 | 826 | 17.551,00 | 21,25 | 9 |
| 2014 | 939 | 26.602,62 | 28,33 | 10 |
| 2015 | 1.018 | 24.613,57 | 24,18 | 12 |
| 2016 | 1.179 | 29.065,22 | 24,65 | 15 |
| 2017 | 1.191 | 30.061,90 | 25,24 | 14 |
| 2018 | 1.150 | 28.393,17 | 24,69 | 14 |
| 2019 | 1.109 | 26.547,36 | 23,94 | 13 |
| 2020 | 922 | 24.457,24 | 26,53 | 13 |
| 2021 | 903 | 23.513,58 | 26,04 | 14 |
| 2022 | 906 | 23.480,35 | 25,92 | 15 |
| 2023 | 896 | 21.060,04 | 23,50 | 16 |
| 2024 | 915 | 21.673,24 | 23,69 | 18 |
| totale | 17.774 | 438.420,33 | 24,67 | 213 |