| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 190 | 4.982,31 | 26,22 | 2 |
| 2007 | 53 | 1.721,04 | 32,47 | 1 |
| 2008 | 26 | 810,84 | 31,19 | 1 |
| 2009 | 35 | 1.021,85 | 29,20 | 2 |
| 2010 | 60 | 1.915,11 | 31,92 | 2 |
| 2011 | 45 | 1.578,24 | 35,07 | 1 |
| 2012 | 49 | 1.540,88 | 31,45 | 2 |
| 2013 | 46 | 1.970,57 | 42,84 | 2 |
| 2014 | 59 | 2.687,09 | 45,54 | 2 |
| 2015 | 73 | 2.899,73 | 39,72 | 2 |
| 2016 | 60 | 2.595,75 | 43,26 | 2 |
| 2017 | 61 | 2.883,93 | 47,28 | 2 |
| 2018 | 31 | 1.714,63 | 55,31 | 2 |
| 2019 | 12 | 187,51 | 15,63 | 2 |
| 2020 | 43 | 2.131,78 | 49,58 | 2 |
| 2021 | 198 | 5.493,53 | 27,75 | 2 |
| 2022 | 80 | 2.926,82 | 36,59 | 2 |
| 2023 | 68 | 2.434,98 | 35,81 | 2 |
| 2024 | 62 | 2.182,09 | 35,20 | 2 |
| totale | 1.251 | 43.678,68 | 34,92 | 35 |