| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 11 | 148,83 | 13,53 | 1 |
| 2007 | 42 | 650,44 | 15,49 | 1 |
| 2008 | 75 | 1.039,89 | 13,87 | 1 |
| 2009 | 53 | 609,92 | 11,51 | 2 |
| 2010 | 112 | 1.772,77 | 15,83 | 2 |
| 2011 | 79 | 1.217,51 | 15,41 | 1 |
| 2012 | 127 | 2.182,43 | 17,18 | 2 |
| 2013 | 131 | 2.600,10 | 19,85 | 2 |
| 2014 | 132 | 2.893,33 | 21,92 | 3 |
| 2015 | 151 | 3.198,05 | 21,18 | 2 |
| 2016 | 157 | 3.546,95 | 22,59 | 2 |
| 2017 | 254 | 4.903,16 | 19,30 | 2 |
| 2018 | 171 | 3.867,64 | 22,62 | 2 |
| 2019 | 150 | 3.420,22 | 22,80 | 2 |
| 2020 | 153 | 3.859,20 | 25,22 | 2 |
| 2021 | 155 | 3.724,55 | 24,03 | 2 |
| 2022 | 143 | 3.774,55 | 26,40 | 2 |
| 2023 | 5 | 129,96 | 25,99 | 1 |
| 2024 | 7 | 187,82 | 26,83 | 1 |
| totale | 2.108 | 43.727,32 | 20,74 | 33 |