| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 562 | 12.990,28 | 23,11 | 3 |
| 2007 | 164 | 4.882,96 | 29,77 | 2 |
| 2008 | 127 | 5.055,33 | 39,81 | 2 |
| 2009 | 136 | 5.601,07 | 41,18 | 3 |
| 2010 | 68 | 2.210,41 | 32,51 | 2 |
| 2011 | 16 | 1.050,32 | 65,65 | 1 |
| 2012 | 108 | 3.719,32 | 34,44 | 3 |
| 2013 | 112 | 3.604,71 | 32,18 | 3 |
| 2014 | 174 | 6.394,00 | 36,75 | 5 |
| 2015 | 186 | 7.300,11 | 39,25 | 4 |
| 2016 | 168 | 7.073,97 | 42,11 | 4 |
| 2017 | 186 | 7.679,75 | 41,29 | 4 |
| 2018 | 190 | 7.504,78 | 39,50 | 4 |
| 2019 | 177 | 7.020,80 | 39,67 | 4 |
| 2020 | 152 | 8.422,93 | 55,41 | 4 |
| 2021 | 161 | 7.248,27 | 45,02 | 4 |
| 2022 | 153 | 6.996,02 | 45,73 | 4 |
| 2023 | 165 | 9.036,13 | 54,76 | 4 |
| 2024 | 165 | 7.120,51 | 43,15 | 4 |
| totale | 3.170 | 120.911,67 | 38,14 | 64 |