| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 130 | 3.183,57 | 24,49 | 1 |
| 2007 | 133 | 2.911,65 | 21,89 | 1 |
| 2008 | 192 | 6.475,51 | 33,73 | 4 |
| 2009 | 192 | 6.095,79 | 31,75 | 5 |
| 2010 | 233 | 7.695,20 | 33,03 | 5 |
| 2011 | 196 | 5.878,34 | 29,99 | 3 |
| 2012 | 143 | 3.557,93 | 24,88 | 2 |
| 2013 | 184 | 6.854,15 | 37,25 | 3 |
| 2014 | 159 | 6.817,25 | 42,88 | 3 |
| 2015 | 187 | 7.540,57 | 40,32 | 4 |
| 2016 | 187 | 6.779,91 | 36,26 | 4 |
| 2017 | 216 | 7.455,41 | 34,52 | 4 |
| 2018 | 254 | 10.720,72 | 42,21 | 5 |
| 2019 | 235 | 9.409,16 | 40,04 | 5 |
| 2020 | 243 | 10.080,95 | 41,49 | 5 |
| 2021 | 288 | 14.912,44 | 51,78 | 6 |
| 2022 | 264 | 14.122,70 | 53,50 | 6 |
| 2023 | 283 | 13.493,32 | 47,68 | 6 |
| 2024 | 246 | 10.281,32 | 41,79 | 6 |
| totale | 3.965 | 154.265,89 | 38,91 | 78 |