| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 162 | 3.226,25 | 19,92 | 2 |
| 2007 | 12 | 311,40 | 25,95 | 1 |
| 2008 | 11 | 305,84 | 27,80 | 1 |
| 2009 | 32 | 1.255,28 | 39,23 | 2 |
| 2010 | 35 | 1.191,61 | 34,05 | 2 |
| 2011 | 12 | 267,73 | 22,31 | 1 |
| 2012 | 32 | 777,94 | 24,31 | 2 |
| 2013 | 42 | 896,85 | 21,35 | 2 |
| 2014 | 90 | 5.760,27 | 64,00 | 3 |
| 2015 | 79 | 3.612,95 | 45,73 | 2 |
| 2016 | 97 | 8.665,68 | 89,34 | 3 |
| 2017 | 108 | 9.424,59 | 87,26 | 3 |
| 2018 | 96 | 8.213,69 | 85,56 | 3 |
| 2019 | 104 | 20.719,69 | 199,23 | 3 |
| 2020 | 41 | 1.158,28 | 28,25 | 2 |
| 2021 | 39 | 978,76 | 25,10 | 2 |
| 2022 | 47 | 1.061,19 | 22,58 | 2 |
| 2023 | 35 | 1.077,64 | 30,79 | 2 |
| 2024 | 41 | 937,23 | 22,86 | 2 |
| totale | 1.115 | 69.842,87 | 62,64 | 40 |