| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 102 | 2.009,19 | 19,70 | 1 |
| 2007 | 696 | 12.218,54 | 17,56 | 1 |
| 2008 | 520 | 9.185,24 | 17,66 | 1 |
| 2009 | 576 | 9.619,10 | 16,70 | 2 |
| 2010 | 1.123 | 17.075,85 | 15,21 | 3 |
| 2011 | 1.208 | 19.817,29 | 16,41 | 2 |
| 2012 | 1.159 | 18.144,11 | 15,65 | 4 |
| 2013 | 1.120 | 15.800,20 | 14,11 | 5 |
| 2014 | 999 | 17.647,14 | 17,66 | 3 |
| 2015 | 981 | 17.008,79 | 17,34 | 5 |
| 2016 | 932 | 17.417,29 | 18,69 | 5 |
| 2017 | 812 | 14.054,95 | 17,31 | 4 |
| 2018 | 978 | 18.434,66 | 18,85 | 6 |
| 2019 | 1.040 | 20.538,00 | 19,75 | 5 |
| 2020 | 968 | 19.738,82 | 20,39 | 6 |
| 2021 | 956 | 20.069,52 | 20,99 | 8 |
| 2022 | 1.245 | 27.164,21 | 21,82 | 8 |
| 2023 | 1.110 | 24.390,54 | 21,97 | 8 |
| 2024 | 1.302 | 29.943,36 | 23,00 | 9 |
| totale | 17.827 | 330.276,80 | 18,53 | 86 |