| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.002 | 22.561,00 | 22,52 | 6 |
| 2007 | 817 | 21.871,16 | 26,77 | 5 |
| 2008 | 932 | 25.513,27 | 27,37 | 6 |
| 2009 | 915 | 24.677,48 | 26,97 | 7 |
| 2010 | 1.050 | 24.488,98 | 23,32 | 7 |
| 2011 | 1.059 | 24.164,17 | 22,82 | 6 |
| 2012 | 1.174 | 26.619,93 | 22,67 | 10 |
| 2013 | 1.164 | 24.083,23 | 20,69 | 9 |
| 2014 | 1.168 | 29.023,73 | 24,85 | 10 |
| 2015 | 1.161 | 29.727,83 | 25,61 | 11 |
| 2016 | 1.055 | 26.526,48 | 25,14 | 10 |
| 2017 | 1.174 | 29.401,01 | 25,04 | 12 |
| 2018 | 1.102 | 27.892,96 | 25,31 | 13 |
| 2019 | 1.171 | 29.351,68 | 25,07 | 12 |
| 2020 | 1.151 | 30.465,13 | 26,47 | 13 |
| 2021 | 1.071 | 29.457,54 | 27,50 | 13 |
| 2022 | 1.049 | 28.798,55 | 27,45 | 13 |
| 2023 | 965 | 25.651,56 | 26,58 | 13 |
| 2024 | 968 | 24.443,65 | 25,25 | 15 |
| totale | 20.148 | 504.719,34 | 25,05 | 191 |