| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 188 | 2.244,03 | 11,94 | 2 |
| 2008 | 140 | 2.735,44 | 19,54 | 1 |
| 2009 | 130 | 2.539,77 | 19,54 | 2 |
| 2010 | 112 | 1.818,04 | 16,23 | 2 |
| 2012 | 5 | 31,01 | 6,20 | 1 |
| 2013 | 2 | 5,67 | 2,84 | 1 |
| 2014 | 16 | 1.056,93 | 66,06 | 2 |
| 2015 | 2 | 9,33 | 4,67 | 1 |
| 2016 | 8 | 105,85 | 13,23 | 2 |
| 2017 | 26 | 426,04 | 16,39 | 2 |
| 2018 | 24 | 348,86 | 14,54 | 2 |
| 2019 | 27 | 399,88 | 14,81 | 2 |
| 2020 | 24 | 374,30 | 15,60 | 2 |
| 2021 | 49 | 734,58 | 14,99 | 3 |
| 2022 | 34 | 575,38 | 16,92 | 2 |
| 2023 | 39 | 509,85 | 13,07 | 2 |
| 2024 | 40 | 654,00 | 16,35 | 2 |
| totale | 866 | 14.568,96 | 16,82 | 31 |