| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.461 | 31.129,48 | 21,31 | 4 |
| 2007 | 1.153 | 28.900,30 | 25,07 | 3 |
| 2008 | 1.113 | 27.232,66 | 24,47 | 3 |
| 2009 | 1.147 | 27.748,08 | 24,19 | 6 |
| 2010 | 1.230 | 25.458,77 | 20,70 | 5 |
| 2011 | 1.254 | 26.380,94 | 21,04 | 5 |
| 2012 | 1.040 | 27.029,28 | 25,99 | 6 |
| 2013 | 1.265 | 28.781,15 | 22,75 | 8 |
| 2014 | 1.266 | 31.516,78 | 24,89 | 7 |
| 2015 | 1.154 | 27.120,30 | 23,50 | 8 |
| 2016 | 1.144 | 26.556,95 | 23,21 | 8 |
| 2017 | 1.139 | 27.329,33 | 23,99 | 8 |
| 2018 | 1.082 | 26.048,82 | 24,07 | 9 |
| 2019 | 1.084 | 26.418,69 | 24,37 | 10 |
| 2020 | 1.010 | 27.012,35 | 26,74 | 10 |
| 2021 | 887 | 21.433,87 | 24,16 | 8 |
| 2022 | 651 | 18.195,47 | 27,95 | 7 |
| 2023 | 788 | 20.242,66 | 25,69 | 8 |
| 2024 | 829 | 19.631,59 | 23,68 | 9 |
| totale | 20.697 | 494.167,47 | 23,88 | 132 |