| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 49 | 1.219,91 | 24,90 | 1 |
| 2009 | 8 | 153,92 | 19,24 | 1 |
| 2010 | 13 | 450,08 | 34,62 | 1 |
| 2012 | 27 | 566,06 | 20,97 | 1 |
| 2013 | 22 | 528,09 | 24,00 | 1 |
| 2014 | 20 | 527,83 | 26,39 | 1 |
| 2015 | 14 | 531,76 | 37,98 | 1 |
| 2016 | 20 | 491,89 | 24,59 | 1 |
| 2017 | 17 | 575,97 | 33,88 | 1 |
| 2018 | 13 | 522,04 | 40,16 | 1 |
| 2019 | 11 | 281,32 | 25,57 | 1 |
| 2020 | 7 | 197,39 | 28,20 | 1 |
| 2021 | 16 | 405,05 | 25,32 | 2 |
| 2022 | 18 | 421,96 | 23,44 | 2 |
| 2023 | 29 | 731,99 | 25,24 | 4 |
| 2024 | 21 | 663,53 | 31,60 | 3 |
| totale | 305 | 8.268,79 | 27,11 | 23 |