| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.686 | 31.008,72 | 18,39 | 5 |
| 2007 | 1.110 | 27.116,09 | 24,43 | 4 |
| 2008 | 1.143 | 27.617,23 | 24,16 | 5 |
| 2009 | 1.099 | 23.466,13 | 21,35 | 6 |
| 2010 | 1.350 | 23.758,25 | 17,60 | 9 |
| 2011 | 815 | 15.300,90 | 18,77 | 6 |
| 2012 | 1.039 | 18.667,50 | 17,97 | 8 |
| 2013 | 929 | 15.865,93 | 17,08 | 11 |
| 2014 | 825 | 18.277,08 | 22,15 | 10 |
| 2015 | 721 | 16.526,26 | 22,92 | 10 |
| 2016 | 776 | 19.228,04 | 24,78 | 16 |
| 2017 | 661 | 15.143,70 | 22,91 | 14 |
| 2018 | 783 | 19.457,85 | 24,85 | 15 |
| 2019 | 859 | 23.111,38 | 26,90 | 17 |
| 2020 | 981 | 26.063,28 | 26,57 | 19 |
| 2021 | 792 | 21.286,20 | 26,88 | 23 |
| 2022 | 689 | 19.050,72 | 27,65 | 18 |
| 2023 | 744 | 19.933,48 | 26,79 | 21 |
| 2024 | 816 | 21.123,89 | 25,89 | 22 |
| totale | 17.818 | 402.002,63 | 22,56 | 239 |