| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 165 | 3.328,54 | 20,17 | 2 |
| 2007 | 31 | 620,83 | 20,03 | 2 |
| 2008 | 55 | 1.172,73 | 21,32 | 2 |
| 2009 | 40 | 1.072,72 | 26,82 | 3 |
| 2010 | 64 | 1.414,36 | 22,10 | 4 |
| 2011 | 45 | 747,06 | 16,60 | 2 |
| 2012 | 61 | 1.120,79 | 18,37 | 2 |
| 2013 | 102 | 1.966,57 | 19,28 | 3 |
| 2014 | 106 | 2.322,57 | 21,91 | 3 |
| 2015 | 111 | 2.617,59 | 23,58 | 4 |
| 2016 | 108 | 2.782,93 | 25,77 | 4 |
| 2017 | 114 | 2.710,23 | 23,77 | 5 |
| 2018 | 131 | 3.803,90 | 29,04 | 6 |
| 2019 | 119 | 2.925,72 | 24,59 | 5 |
| 2020 | 92 | 2.498,45 | 27,16 | 5 |
| 2021 | 84 | 2.354,22 | 28,03 | 6 |
| 2022 | 90 | 2.725,23 | 30,28 | 6 |
| 2023 | 88 | 2.643,33 | 30,04 | 7 |
| 2024 | 77 | 2.308,40 | 29,98 | 7 |
| totale | 1.683 | 41.136,17 | 24,44 | 78 |