| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 234 | 4.638,18 | 19,82 | 3 |
| 2007 | 3 | 44,37 | 14,79 | 1 |
| 2008 | 1 | 17,70 | 17,70 | 1 |
| 2009 | 102 | 1.784,16 | 17,49 | 2 |
| 2010 | 251 | 3.976,12 | 15,84 | 2 |
| 2011 | 21 | 373,72 | 17,80 | 1 |
| 2012 | 211 | 3.543,76 | 16,80 | 3 |
| 2013 | 161 | 2.593,60 | 16,11 | 2 |
| 2014 | 156 | 3.510,24 | 22,50 | 2 |
| 2015 | 170 | 3.962,25 | 23,31 | 2 |
| 2016 | 178 | 4.297,57 | 24,14 | 2 |
| 2017 | 173 | 4.119,38 | 23,81 | 3 |
| 2018 | 170 | 3.897,92 | 22,93 | 3 |
| 2019 | 181 | 4.375,26 | 24,17 | 3 |
| 2020 | 155 | 4.090,34 | 26,39 | 3 |
| 2021 | 152 | 4.071,01 | 26,78 | 3 |
| 2022 | 117 | 3.226,73 | 27,58 | 3 |
| 2023 | 130 | 3.696,35 | 28,43 | 3 |
| 2024 | 133 | 3.443,14 | 25,89 | 4 |
| totale | 2.699 | 59.661,80 | 22,11 | 46 |