| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 248 | 3.662,02 | 14,77 | 1 |
| 2009 | 45 | 532,41 | 11,83 | 1 |
| 2010 | 106 | 1.560,10 | 14,72 | 2 |
| 2011 | 58 | 1.345,39 | 23,20 | 1 |
| 2012 | 160 | 2.806,83 | 17,54 | 3 |
| 2013 | 165 | 2.448,16 | 14,84 | 2 |
| 2014 | 172 | 3.582,89 | 20,83 | 3 |
| 2015 | 168 | 4.834,62 | 28,78 | 3 |
| 2016 | 160 | 3.569,65 | 22,31 | 3 |
| 2017 | 156 | 3.323,64 | 21,31 | 3 |
| 2018 | 155 | 3.880,77 | 25,04 | 3 |
| 2019 | 153 | 3.785,14 | 24,74 | 3 |
| 2020 | 159 | 4.330,10 | 27,23 | 3 |
| 2021 | 159 | 3.673,41 | 23,10 | 3 |
| 2022 | 128 | 2.834,65 | 22,15 | 2 |
| 2023 | 134 | 2.816,65 | 21,02 | 2 |
| 2024 | 150 | 3.215,83 | 21,44 | 4 |
| totale | 2.476 | 52.202,26 | 21,08 | 42 |