| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.125 | 28.522,40 | 25,35 | 5 |
| 2007 | 863 | 23.643,86 | 27,40 | 4 |
| 2008 | 977 | 26.376,41 | 27,00 | 5 |
| 2009 | 962 | 27.245,95 | 28,32 | 6 |
| 2010 | 908 | 23.189,71 | 25,54 | 6 |
| 2011 | 819 | 19.631,38 | 23,97 | 2 |
| 2012 | 785 | 21.450,51 | 27,33 | 6 |
| 2013 | 766 | 21.307,73 | 27,82 | 5 |
| 2014 | 887 | 29.761,34 | 33,55 | 8 |
| 2015 | 918 | 28.422,67 | 30,96 | 6 |
| 2016 | 816 | 24.380,87 | 29,88 | 5 |
| 2017 | 772 | 22.941,40 | 29,72 | 5 |
| 2018 | 811 | 24.243,75 | 29,89 | 5 |
| 2019 | 878 | 26.226,76 | 29,87 | 6 |
| 2020 | 918 | 30.941,22 | 33,71 | 8 |
| 2021 | 838 | 27.880,41 | 33,27 | 7 |
| 2022 | 1.054 | 35.367,83 | 33,56 | 6 |
| 2023 | 888 | 30.939,65 | 34,84 | 9 |
| 2024 | 954 | 29.857,42 | 31,30 | 11 |
| totale | 16.939 | 502.331,27 | 29,66 | 115 |