| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 438 | 11.451,67 | 26,15 | 4 |
| 2007 | 568 | 14.883,66 | 26,20 | 4 |
| 2008 | 868 | 20.028,14 | 23,07 | 4 |
| 2009 | 839 | 17.234,05 | 20,54 | 5 |
| 2010 | 763 | 13.363,64 | 17,51 | 6 |
| 2011 | 822 | 13.959,75 | 16,98 | 5 |
| 2012 | 914 | 16.768,97 | 18,35 | 6 |
| 2013 | 978 | 16.280,43 | 16,65 | 7 |
| 2014 | 928 | 19.719,03 | 21,25 | 6 |
| 2015 | 891 | 18.867,77 | 21,18 | 6 |
| 2016 | 965 | 21.603,84 | 22,39 | 6 |
| 2017 | 1.061 | 23.974,85 | 22,60 | 7 |
| 2018 | 1.028 | 23.501,67 | 22,86 | 7 |
| 2019 | 1.059 | 24.461,48 | 23,10 | 7 |
| 2020 | 1.001 | 25.257,91 | 25,23 | 7 |
| 2021 | 1.044 | 27.315,53 | 26,16 | 7 |
| 2022 | 830 | 24.266,65 | 29,24 | 6 |
| 2023 | 818 | 24.706,36 | 30,20 | 8 |
| 2024 | 1.205 | 29.611,03 | 24,57 | 9 |
| totale | 17.020 | 387.256,43 | 22,75 | 117 |