| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 164 | 3.963,15 | 24,17 | 2 |
| 2007 | 87 | 2.742,84 | 31,53 | 1 |
| 2008 | 106 | 2.868,70 | 27,06 | 1 |
| 2009 | 134 | 3.260,49 | 24,33 | 2 |
| 2010 | 150 | 3.940,19 | 26,27 | 2 |
| 2011 | 87 | 2.535,48 | 29,14 | 1 |
| 2012 | 104 | 3.530,74 | 33,95 | 2 |
| 2013 | 97 | 1.888,46 | 19,47 | 2 |
| 2014 | 92 | 2.302,07 | 25,02 | 2 |
| 2015 | 125 | 3.468,76 | 27,75 | 2 |
| 2016 | 113 | 3.329,42 | 29,46 | 2 |
| 2017 | 108 | 3.085,54 | 28,57 | 2 |
| 2018 | 99 | 2.944,18 | 29,74 | 2 |
| 2019 | 113 | 3.384,79 | 29,95 | 3 |
| 2020 | 116 | 3.510,00 | 30,26 | 3 |
| 2021 | 116 | 2.298,81 | 19,82 | 3 |
| 2022 | 119 | 2.719,63 | 22,85 | 3 |
| 2023 | 108 | 3.034,41 | 28,10 | 3 |
| 2024 | 111 | 2.563,61 | 23,10 | 3 |
| totale | 2.149 | 57.371,27 | 26,70 | 41 |