| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 78 | 1.802,00 | 23,10 | 1 |
| 2009 | 16 | 592,70 | 37,04 | 1 |
| 2010 | 33 | 505,01 | 15,30 | 1 |
| 2011 | 0 | 0,00 | 0,00 | 1 |
| 2012 | 24 | 610,55 | 25,44 | 3 |
| 2013 | 25 | 512,86 | 20,51 | 2 |
| 2014 | 24 | 790,38 | 32,93 | 2 |
| 2015 | 16 | 602,38 | 37,65 | 2 |
| 2016 | 19 | 576,35 | 30,33 | 1 |
| 2017 | 20 | 623,10 | 31,16 | 1 |
| 2018 | 12 | 329,02 | 27,42 | 1 |
| 2019 | 19 | 576,97 | 30,37 | 1 |
| 2020 | 19 | 630,68 | 33,19 | 1 |
| 2021 | 25 | 831,33 | 33,25 | 1 |
| 2022 | 95 | 3.147,64 | 33,13 | 2 |
| 2023 | 93 | 2.374,91 | 25,54 | 3 |
| 2024 | 160 | 4.584,98 | 28,66 | 7 |
| totale | 678 | 19.090,86 | 28,16 | 31 |