| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.174 | 33.389,84 | 28,44 | 6 |
| 2007 | 497 | 17.732,87 | 35,68 | 6 |
| 2008 | 537 | 19.596,86 | 36,49 | 4 |
| 2009 | 686 | 23.737,59 | 34,60 | 8 |
| 2010 | 917 | 29.500,10 | 32,17 | 7 |
| 2011 | 537 | 16.176,80 | 30,12 | 3 |
| 2012 | 840 | 27.078,67 | 32,24 | 8 |
| 2013 | 783 | 22.126,17 | 28,26 | 9 |
| 2014 | 800 | 32.138,46 | 40,17 | 9 |
| 2015 | 857 | 32.863,48 | 38,35 | 9 |
| 2016 | 820 | 30.416,15 | 37,09 | 9 |
| 2017 | 1.049 | 36.499,99 | 34,80 | 11 |
| 2018 | 909 | 30.437,37 | 33,48 | 14 |
| 2019 | 929 | 30.634,33 | 32,98 | 14 |
| 2020 | 936 | 31.590,77 | 33,75 | 16 |
| 2021 | 1.004 | 32.301,83 | 32,17 | 16 |
| 2022 | 960 | 32.234,44 | 33,58 | 14 |
| 2023 | 1.129 | 41.242,28 | 36,53 | 20 |
| 2024 | 1.005 | 35.607,92 | 35,43 | 19 |
| totale | 16.369 | 555.305,92 | 33,92 | 202 |