| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 136 | 2.400,23 | 17,65 | 2 |
| 2007 | 38 | 578,58 | 15,23 | 1 |
| 2008 | 34 | 470,06 | 13,83 | 1 |
| 2009 | 62 | 1.016,79 | 16,40 | 2 |
| 2010 | 64 | 900,31 | 14,07 | 2 |
| 2011 | 25 | 264,88 | 10,60 | 2 |
| 2012 | 150 | 2.312,75 | 15,42 | 4 |
| 2013 | 124 | 2.027,11 | 16,35 | 3 |
| 2014 | 117 | 2.292,32 | 19,59 | 3 |
| 2015 | 117 | 2.228,83 | 19,05 | 3 |
| 2016 | 111 | 2.144,23 | 19,32 | 3 |
| 2017 | 101 | 1.775,02 | 17,57 | 3 |
| 2018 | 96 | 1.865,35 | 19,43 | 3 |
| 2019 | 89 | 1.770,24 | 19,89 | 3 |
| 2020 | 88 | 1.744,90 | 19,83 | 3 |
| 2021 | 88 | 1.503,09 | 17,08 | 3 |
| 2022 | 94 | 1.750,46 | 18,62 | 4 |
| 2023 | 80 | 1.918,26 | 23,98 | 4 |
| 2024 | 89 | 2.245,18 | 25,23 | 4 |
| totale | 1.703 | 31.208,59 | 18,33 | 53 |