| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.555 | 36.740,15 | 23,63 | 11 |
| 2007 | 1.160 | 31.069,65 | 26,78 | 9 |
| 2008 | 1.055 | 29.342,51 | 27,81 | 12 |
| 2009 | 879 | 24.077,39 | 27,39 | 12 |
| 2010 | 1.098 | 24.715,09 | 22,51 | 10 |
| 2011 | 1.073 | 22.704,22 | 21,16 | 10 |
| 2012 | 1.164 | 27.836,42 | 23,91 | 15 |
| 2013 | 1.131 | 25.892,09 | 22,89 | 15 |
| 2014 | 1.171 | 32.724,03 | 27,95 | 16 |
| 2015 | 1.217 | 32.065,02 | 26,35 | 16 |
| 2016 | 1.203 | 32.981,50 | 27,42 | 16 |
| 2017 | 1.184 | 35.047,52 | 29,60 | 17 |
| 2018 | 1.343 | 39.270,80 | 29,24 | 19 |
| 2019 | 1.279 | 40.283,32 | 31,50 | 20 |
| 2020 | 1.163 | 37.768,64 | 32,48 | 20 |
| 2021 | 1.004 | 29.302,10 | 29,19 | 21 |
| 2022 | 884 | 27.422,97 | 31,02 | 22 |
| 2023 | 916 | 29.750,07 | 32,48 | 24 |
| 2024 | 952 | 29.535,09 | 31,02 | 25 |
| totale | 21.431 | 588.528,58 | 27,46 | 310 |