| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.515 | 38.881,20 | 25,66 | 3 |
| 2007 | 839 | 29.332,71 | 34,96 | 3 |
| 2008 | 896 | 30.267,44 | 33,78 | 5 |
| 2009 | 1.238 | 35.032,19 | 28,30 | 6 |
| 2010 | 1.415 | 31.680,99 | 22,39 | 8 |
| 2011 | 773 | 17.391,45 | 22,50 | 5 |
| 2012 | 1.168 | 28.173,98 | 24,12 | 9 |
| 2013 | 1.077 | 24.027,84 | 22,31 | 10 |
| 2014 | 1.021 | 28.865,80 | 28,27 | 11 |
| 2015 | 1.057 | 28.898,86 | 27,34 | 13 |
| 2016 | 1.049 | 30.212,74 | 28,80 | 13 |
| 2017 | 986 | 28.806,04 | 29,22 | 13 |
| 2018 | 999 | 28.117,31 | 28,15 | 13 |
| 2019 | 959 | 27.153,96 | 28,31 | 13 |
| 2020 | 921 | 27.311,71 | 29,65 | 13 |
| 2021 | 963 | 26.101,36 | 27,10 | 14 |
| 2022 | 898 | 24.346,61 | 27,11 | 12 |
| 2023 | 919 | 23.829,49 | 25,93 | 14 |
| 2024 | 1.054 | 25.217,48 | 23,93 | 15 |
| totale | 19.747 | 533.649,16 | 27,02 | 193 |