| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 11 | 110,74 | 10,07 | 1 |
| 2009 | 1 | 9,45 | 9,45 | 1 |
| 2010 | 12 | 120,69 | 10,06 | 1 |
| 2011 | 2 | 62,01 | 31,01 | 1 |
| 2012 | 11 | 246,05 | 22,37 | 2 |
| 2013 | 9 | 265,52 | 29,50 | 2 |
| 2014 | 85 | 2.496,80 | 29,37 | 3 |
| 2015 | 116 | 2.031,66 | 17,51 | 2 |
| 2016 | 266 | 5.439,09 | 20,45 | 4 |
| 2017 | 257 | 5.302,02 | 20,63 | 3 |
| 2018 | 214 | 4.271,58 | 19,96 | 3 |
| 2019 | 209 | 4.551,24 | 21,78 | 3 |
| 2020 | 201 | 4.667,64 | 23,22 | 3 |
| 2021 | 154 | 3.687,63 | 23,95 | 3 |
| 2022 | 169 | 4.605,60 | 27,25 | 5 |
| 2023 | 277 | 7.084,45 | 25,58 | 5 |
| 2024 | 263 | 7.128,09 | 27,10 | 5 |
| totale | 2.257 | 52.080,26 | 23,07 | 47 |