| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 217 | 4.652,38 | 21,44 | 4 |
| 2007 | 56 | 1.691,22 | 30,20 | 1 |
| 2008 | 70 | 2.029,20 | 28,99 | 1 |
| 2009 | 73 | 2.346,93 | 32,15 | 2 |
| 2010 | 89 | 2.246,10 | 25,24 | 2 |
| 2011 | 72 | 2.269,18 | 31,52 | 1 |
| 2012 | 70 | 2.063,06 | 29,47 | 2 |
| 2013 | 76 | 2.030,13 | 26,71 | 2 |
| 2014 | 52 | 1.630,80 | 31,36 | 2 |
| 2015 | 62 | 1.827,12 | 29,47 | 2 |
| 2016 | 94 | 3.024,20 | 32,17 | 3 |
| 2017 | 107 | 3.025,87 | 28,28 | 3 |
| 2018 | 90 | 2.161,11 | 24,01 | 3 |
| 2019 | 86 | 1.783,82 | 20,74 | 3 |
| 2020 | 92 | 1.918,55 | 20,85 | 3 |
| 2021 | 71 | 1.585,19 | 22,33 | 3 |
| 2022 | 66 | 1.450,96 | 21,98 | 3 |
| 2023 | 72 | 2.336,04 | 32,45 | 4 |
| 2024 | 65 | 1.829,48 | 28,15 | 5 |
| totale | 1.580 | 41.901,34 | 26,52 | 49 |