| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 817,57 | 15,72 | 1 |
| 2008 | 80 | 1.955,03 | 24,44 | 2 |
| 2009 | 21 | 779,07 | 37,10 | 3 |
| 2010 | 26 | 577,43 | 22,21 | 3 |
| 2011 | 9 | 263,77 | 29,31 | 2 |
| 2012 | 20 | 588,81 | 29,44 | 3 |
| 2013 | 205 | 5.117,74 | 24,96 | 5 |
| 2014 | 124 | 4.597,37 | 37,08 | 5 |
| 2015 | 107 | 3.238,96 | 30,27 | 3 |
| 2016 | 109 | 2.834,53 | 26,00 | 5 |
| 2017 | 178 | 4.737,48 | 26,62 | 4 |
| 2018 | 105 | 3.050,30 | 29,05 | 5 |
| 2019 | 167 | 6.056,08 | 36,26 | 5 |
| 2020 | 145 | 6.450,79 | 44,49 | 5 |
| 2021 | 110 | 4.544,26 | 41,31 | 5 |
| 2022 | 135 | 5.765,02 | 42,70 | 6 |
| 2023 | 304 | 10.700,43 | 35,20 | 9 |
| 2024 | 613 | 19.824,96 | 32,34 | 10 |
| totale | 2.510 | 81.899,60 | 32,63 | 81 |