| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 497 | 8.755,98 | 17,62 | 2 |
| 2007 | 28 | 699,10 | 24,97 | 1 |
| 2008 | 34 | 908,99 | 26,74 | 2 |
| 2009 | 145 | 2.717,37 | 18,74 | 3 |
| 2010 | 204 | 2.612,70 | 12,81 | 3 |
| 2011 | 42 | 815,58 | 19,42 | 2 |
| 2012 | 169 | 2.764,44 | 16,36 | 3 |
| 2013 | 148 | 2.158,82 | 14,59 | 3 |
| 2014 | 106 | 2.313,58 | 21,83 | 3 |
| 2015 | 101 | 2.365,73 | 23,42 | 4 |
| 2016 | 88 | 2.402,20 | 27,30 | 4 |
| 2017 | 100 | 2.996,48 | 29,96 | 5 |
| 2018 | 103 | 3.203,86 | 31,11 | 5 |
| 2019 | 110 | 3.210,27 | 29,18 | 5 |
| 2020 | 95 | 3.072,95 | 32,35 | 5 |
| 2021 | 83 | 2.191,58 | 26,40 | 5 |
| 2022 | 73 | 1.969,40 | 26,98 | 5 |
| 2023 | 77 | 1.848,94 | 24,01 | 5 |
| 2024 | 76 | 1.684,18 | 22,16 | 5 |
| totale | 2.279 | 48.692,15 | 21,37 | 70 |