| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 152 | 2.838,02 | 18,67 | 2 |
| 2007 | 25 | 760,33 | 30,41 | 1 |
| 2008 | 30 | 855,14 | 28,50 | 1 |
| 2009 | 59 | 1.290,50 | 21,87 | 3 |
| 2010 | 64 | 1.250,13 | 19,53 | 3 |
| 2011 | 31 | 819,23 | 26,43 | 3 |
| 2012 | 97 | 1.829,33 | 18,86 | 5 |
| 2013 | 103 | 1.950,56 | 18,94 | 4 |
| 2014 | 49 | 992,38 | 20,25 | 2 |
| 2015 | 78 | 1.502,03 | 19,26 | 2 |
| 2016 | 101 | 2.009,88 | 19,90 | 2 |
| 2017 | 130 | 2.706,30 | 20,82 | 3 |
| 2018 | 145 | 2.946,83 | 20,32 | 4 |
| 2019 | 151 | 2.988,67 | 19,79 | 4 |
| 2020 | 132 | 3.107,60 | 23,54 | 4 |
| 2021 | 124 | 2.993,50 | 24,14 | 4 |
| 2022 | 126 | 3.313,01 | 26,29 | 4 |
| 2023 | 115 | 3.258,32 | 28,33 | 4 |
| 2024 | 103 | 2.750,62 | 26,71 | 4 |
| totale | 1.815 | 40.162,38 | 22,13 | 59 |