| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 124 | 2.093,28 | 16,88 | 1 |
| 2007 | 72 | 1.413,06 | 19,63 | 1 |
| 2008 | 95 | 2.261,34 | 23,80 | 1 |
| 2009 | 119 | 2.480,36 | 20,84 | 2 |
| 2010 | 114 | 2.073,57 | 18,19 | 2 |
| 2011 | 155 | 2.566,47 | 16,56 | 2 |
| 2012 | 80 | 1.663,48 | 20,79 | 3 |
| 2013 | 119 | 2.243,13 | 18,85 | 2 |
| 2014 | 123 | 3.315,79 | 26,96 | 2 |
| 2015 | 133 | 3.749,65 | 28,19 | 2 |
| 2016 | 102 | 2.480,59 | 24,32 | 2 |
| 2017 | 94 | 2.579,67 | 27,44 | 2 |
| 2018 | 81 | 3.146,49 | 38,85 | 2 |
| 2019 | 95 | 2.421,93 | 25,49 | 2 |
| 2020 | 108 | 3.039,36 | 28,14 | 2 |
| 2021 | 81 | 2.459,78 | 30,37 | 2 |
| 2022 | 89 | 2.855,67 | 32,09 | 2 |
| 2023 | 71 | 2.114,38 | 29,78 | 2 |
| 2024 | 62 | 2.444,91 | 39,43 | 2 |
| totale | 1.917 | 47.402,91 | 24,73 | 36 |