| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 121 | 2.489,66 | 20,58 | 1 |
| 2009 | 26 | 575,07 | 22,12 | 1 |
| 2010 | 82 | 1.275,29 | 15,55 | 1 |
| 2012 | 55 | 779,47 | 14,17 | 1 |
| 2013 | 52 | 918,26 | 17,66 | 1 |
| 2014 | 64 | 1.124,94 | 17,58 | 1 |
| 2015 | 50 | 1.066,75 | 21,34 | 1 |
| 2016 | 56 | 1.109,32 | 19,81 | 1 |
| 2017 | 44 | 785,33 | 17,85 | 1 |
| 2018 | 35 | 649,50 | 18,56 | 1 |
| 2019 | 41 | 868,43 | 21,18 | 1 |
| 2020 | 49 | 1.226,62 | 25,03 | 2 |
| 2021 | 36 | 1.969,22 | 54,70 | 2 |
| 2022 | 36 | 3.118,69 | 86,63 | 2 |
| 2023 | 31 | 3.006,20 | 96,97 | 2 |
| 2024 | 28 | 3.234,69 | 115,52 | 3 |
| totale | 806 | 24.197,44 | 30,02 | 22 |