| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 73 | 1.079,10 | 14,78 | 2 |
| 2007 | 72 | 1.992,62 | 27,68 | 2 |
| 2008 | 48 | 1.232,89 | 25,69 | 2 |
| 2009 | 68 | 1.475,65 | 21,70 | 3 |
| 2010 | 69 | 1.231,63 | 17,85 | 3 |
| 2011 | 38 | 725,69 | 19,10 | 1 |
| 2012 | 123 | 2.584,13 | 21,01 | 3 |
| 2013 | 107 | 1.606,74 | 15,02 | 3 |
| 2014 | 83 | 1.415,77 | 17,06 | 3 |
| 2015 | 114 | 2.261,08 | 19,83 | 3 |
| 2016 | 86 | 1.574,23 | 18,31 | 3 |
| 2017 | 83 | 1.595,88 | 19,23 | 3 |
| 2018 | 87 | 1.840,11 | 21,15 | 3 |
| 2019 | 79 | 1.605,28 | 20,32 | 3 |
| 2020 | 69 | 1.408,82 | 20,42 | 3 |
| 2021 | 60 | 1.261,35 | 21,02 | 3 |
| 2022 | 77 | 1.472,76 | 19,13 | 2 |
| 2023 | 69 | 1.343,99 | 19,48 | 2 |
| 2024 | 64 | 1.102,20 | 17,22 | 2 |
| totale | 1.469 | 28.809,92 | 19,61 | 49 |