| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 501 | 5.325,02 | 10,63 | 1 |
| 2007 | 900 | 15.437,12 | 17,15 | 2 |
| 2008 | 1.394 | 22.778,99 | 16,34 | 3 |
| 2009 | 1.303 | 21.455,35 | 16,47 | 6 |
| 2010 | 1.375 | 22.034,48 | 16,03 | 7 |
| 2011 | 1.494 | 22.904,86 | 15,33 | 6 |
| 2012 | 1.390 | 20.512,87 | 14,76 | 7 |
| 2013 | 1.336 | 22.399,54 | 16,77 | 8 |
| 2014 | 912 | 18.327,91 | 20,10 | 11 |
| 2015 | 955 | 18.877,43 | 19,77 | 10 |
| 2016 | 894 | 19.585,02 | 21,91 | 11 |
| 2017 | 1.303 | 27.200,59 | 20,88 | 12 |
| 2018 | 1.189 | 27.567,96 | 23,19 | 13 |
| 2019 | 934 | 23.885,88 | 25,57 | 11 |
| 2020 | 1.081 | 26.868,29 | 24,86 | 12 |
| 2021 | 1.085 | 25.657,38 | 23,65 | 14 |
| 2022 | 1.273 | 31.869,08 | 25,03 | 14 |
| 2023 | 1.394 | 34.031,53 | 24,41 | 17 |
| 2024 | 1.718 | 37.493,59 | 21,82 | 19 |
| totale | 22.431 | 444.212,89 | 19,80 | 184 |