| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 77 | 1.592,21 | 20,68 | 3 |
| 2007 | 5 | 254,68 | 50,94 | 1 |
| 2008 | 5 | 125,62 | 25,12 | 1 |
| 2009 | 7 | 509,17 | 72,74 | 1 |
| 2010 | 7 | 387,48 | 55,35 | 1 |
| 2011 | 15 | 235,84 | 15,72 | 1 |
| 2012 | 68 | 1.673,66 | 24,61 | 2 |
| 2013 | 16 | 753,53 | 47,10 | 1 |
| 2014 | 14 | 928,38 | 66,31 | 1 |
| 2015 | 94 | 3.022,03 | 32,15 | 2 |
| 2016 | 68 | 2.094,18 | 30,80 | 2 |
| 2017 | 58 | 2.189,92 | 37,76 | 2 |
| 2018 | 63 | 2.431,50 | 38,60 | 2 |
| 2019 | 76 | 2.595,79 | 34,16 | 2 |
| 2020 | 30 | 879,63 | 29,32 | 2 |
| 2021 | 38 | 977,76 | 25,73 | 2 |
| 2022 | 51 | 1.168,32 | 22,91 | 2 |
| 2023 | 50 | 1.283,98 | 25,68 | 3 |
| 2024 | 51 | 1.315,31 | 25,79 | 3 |
| totale | 793 | 24.418,99 | 30,79 | 34 |