| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 19 | 370,08 | 19,48 | 1 |
| 2007 | 100 | 3.756,46 | 37,56 | 1 |
| 2008 | 412 | 10.184,83 | 24,72 | 3 |
| 2009 | 359 | 8.385,85 | 23,36 | 4 |
| 2010 | 316 | 7.378,17 | 23,35 | 3 |
| 2011 | 220 | 4.415,80 | 20,07 | 1 |
| 2012 | 172 | 3.768,94 | 21,91 | 2 |
| 2013 | 168 | 3.235,36 | 19,26 | 3 |
| 2014 | 173 | 4.512,34 | 26,08 | 4 |
| 2015 | 159 | 4.111,98 | 25,86 | 4 |
| 2016 | 138 | 3.301,77 | 23,93 | 3 |
| 2017 | 122 | 2.848,21 | 23,35 | 3 |
| 2018 | 132 | 3.022,75 | 22,90 | 4 |
| 2019 | 125 | 3.004,96 | 24,04 | 4 |
| 2020 | 114 | 3.168,06 | 27,79 | 4 |
| 2021 | 105 | 2.707,21 | 25,78 | 3 |
| 2022 | 76 | 1.834,15 | 24,13 | 2 |
| 2023 | 72 | 1.778,17 | 24,70 | 3 |
| 2024 | 72 | 1.588,71 | 22,07 | 4 |
| totale | 3.054 | 73.373,80 | 24,03 | 56 |