| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 95 | 2.259,56 | 23,78 | 1 |
| 2007 | 53 | 1.336,88 | 25,22 | 1 |
| 2008 | 46 | 918,75 | 19,97 | 1 |
| 2009 | 77 | 1.860,29 | 24,16 | 2 |
| 2010 | 119 | 3.002,68 | 25,23 | 3 |
| 2011 | 90 | 2.184,84 | 24,28 | 2 |
| 2012 | 114 | 3.033,73 | 26,61 | 3 |
| 2013 | 125 | 3.667,51 | 29,34 | 3 |
| 2014 | 120 | 4.083,20 | 34,03 | 3 |
| 2015 | 119 | 3.874,48 | 32,56 | 3 |
| 2016 | 168 | 4.918,44 | 29,28 | 5 |
| 2017 | 166 | 4.379,81 | 26,38 | 5 |
| 2018 | 184 | 5.683,40 | 30,89 | 5 |
| 2019 | 178 | 5.309,92 | 29,83 | 5 |
| 2020 | 138 | 4.722,76 | 34,22 | 4 |
| 2021 | 106 | 3.602,46 | 33,99 | 3 |
| 2022 | 109 | 3.465,34 | 31,79 | 3 |
| 2023 | 89 | 3.509,76 | 39,44 | 3 |
| 2024 | 91 | 2.589,53 | 28,46 | 3 |
| totale | 2.187 | 64.403,34 | 29,45 | 58 |