| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 195 | 3.945,07 | 20,23 | 2 |
| 2007 | 61 | 2.502,02 | 41,02 | 1 |
| 2008 | 51 | 1.624,70 | 31,86 | 1 |
| 2009 | 15 | 214,05 | 14,27 | 1 |
| 2010 | 62 | 1.554,04 | 25,07 | 2 |
| 2011 | 35 | 1.314,38 | 37,55 | 1 |
| 2012 | 52 | 1.410,06 | 27,12 | 2 |
| 2013 | 53 | 1.460,64 | 27,56 | 2 |
| 2014 | 56 | 3.452,87 | 61,66 | 2 |
| 2015 | 46 | 2.963,55 | 64,43 | 2 |
| 2016 | 49 | 2.154,55 | 43,97 | 3 |
| 2017 | 54 | 1.870,68 | 34,64 | 3 |
| 2018 | 80 | 3.211,96 | 40,15 | 4 |
| 2019 | 76 | 3.078,97 | 40,51 | 3 |
| 2020 | 75 | 2.854,12 | 38,05 | 3 |
| 2021 | 101 | 5.397,30 | 53,44 | 4 |
| 2022 | 123 | 5.160,92 | 41,96 | 4 |
| 2023 | 140 | 5.047,17 | 36,05 | 4 |
| 2024 | 142 | 5.429,89 | 38,24 | 4 |
| totale | 1.466 | 54.646,94 | 37,28 | 48 |