| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 126 | 2.789,50 | 22,14 | 4 |
| 2007 | 95 | 2.511,84 | 26,44 | 4 |
| 2008 | 83 | 2.309,88 | 27,83 | 4 |
| 2009 | 130 | 3.199,81 | 24,61 | 4 |
| 2010 | 125 | 2.504,82 | 20,04 | 3 |
| 2011 | 76 | 1.465,80 | 19,29 | 1 |
| 2012 | 108 | 2.285,17 | 21,16 | 3 |
| 2013 | 126 | 2.340,70 | 18,58 | 2 |
| 2014 | 121 | 2.762,74 | 22,83 | 2 |
| 2015 | 123 | 3.345,40 | 27,20 | 2 |
| 2016 | 130 | 3.624,37 | 27,88 | 3 |
| 2017 | 136 | 3.989,35 | 29,33 | 3 |
| 2018 | 151 | 4.130,42 | 27,35 | 5 |
| 2019 | 153 | 4.191,43 | 27,39 | 4 |
| 2020 | 164 | 4.867,56 | 29,68 | 5 |
| 2021 | 185 | 5.081,69 | 27,47 | 5 |
| 2022 | 204 | 7.899,07 | 38,72 | 6 |
| 2023 | 224 | 8.468,98 | 37,81 | 7 |
| 2024 | 214 | 5.757,18 | 26,90 | 8 |
| totale | 2.674 | 73.525,71 | 27,50 | 75 |