| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 145 | 3.499,36 | 24,13 | 2 |
| 2007 | 115 | 3.962,36 | 34,46 | 5 |
| 2008 | 113 | 4.298,75 | 38,04 | 3 |
| 2009 | 81 | 3.041,60 | 37,55 | 4 |
| 2010 | 101 | 3.367,94 | 33,35 | 4 |
| 2011 | 110 | 3.305,25 | 30,05 | 3 |
| 2012 | 121 | 3.820,09 | 31,57 | 4 |
| 2013 | 156 | 4.689,25 | 30,06 | 5 |
| 2014 | 169 | 6.434,70 | 38,08 | 6 |
| 2015 | 159 | 7.033,19 | 44,23 | 6 |
| 2016 | 168 | 7.346,13 | 43,73 | 6 |
| 2017 | 171 | 7.420,33 | 43,39 | 6 |
| 2018 | 192 | 8.516,18 | 44,36 | 6 |
| 2019 | 198 | 7.157,49 | 36,15 | 6 |
| 2020 | 188 | 7.387,18 | 39,29 | 6 |
| 2021 | 196 | 7.891,06 | 40,26 | 6 |
| 2022 | 216 | 9.364,65 | 43,35 | 6 |
| 2023 | 204 | 9.723,81 | 47,67 | 7 |
| 2024 | 189 | 7.858,76 | 41,58 | 6 |
| totale | 2.992 | 116.118,08 | 38,81 | 97 |