| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 125 | 2.607,98 | 20,86 | 1 |
| 2009 | 19 | 525,96 | 27,68 | 1 |
| 2010 | 96 | 2.140,12 | 22,29 | 2 |
| 2011 | 63 | 936,33 | 14,86 | 1 |
| 2012 | 75 | 1.668,12 | 22,24 | 2 |
| 2013 | 13 | 385,38 | 29,64 | 1 |
| 2014 | 103 | 2.292,32 | 22,26 | 2 |
| 2015 | 102 | 2.195,69 | 21,53 | 2 |
| 2016 | 100 | 2.175,93 | 21,76 | 2 |
| 2017 | 98 | 2.206,41 | 22,51 | 2 |
| 2018 | 105 | 2.330,65 | 22,20 | 2 |
| 2019 | 100 | 2.460,61 | 24,61 | 2 |
| 2020 | 105 | 2.694,44 | 25,66 | 3 |
| 2021 | 131 | 3.191,64 | 24,36 | 3 |
| 2022 | 36 | 979,68 | 27,21 | 3 |
| 2023 | 52 | 1.420,23 | 27,31 | 4 |
| 2024 | 52 | 1.397,60 | 26,88 | 4 |
| totale | 1.375 | 31.609,09 | 22,99 | 37 |