| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.115 | 18.571,62 | 16,66 | 4 |
| 2007 | 883 | 16.878,96 | 19,12 | 3 |
| 2008 | 862 | 17.143,81 | 19,89 | 3 |
| 2009 | 1.155 | 22.178,68 | 19,20 | 5 |
| 2010 | 159 | 3.816,38 | 24,00 | 2 |
| 2011 | 757 | 11.333,90 | 14,97 | 2 |
| 2012 | 971 | 18.078,08 | 18,62 | 5 |
| 2013 | 981 | 17.553,67 | 17,89 | 7 |
| 2014 | 954 | 22.215,31 | 23,29 | 8 |
| 2015 | 727 | 14.913,58 | 20,51 | 8 |
| 2016 | 624 | 11.792,94 | 18,90 | 6 |
| 2017 | 971 | 22.402,65 | 23,07 | 7 |
| 2018 | 901 | 21.235,07 | 23,57 | 7 |
| 2019 | 1.198 | 30.916,42 | 25,81 | 7 |
| 2020 | 1.483 | 39.562,74 | 26,68 | 8 |
| 2021 | 1.603 | 46.175,09 | 28,81 | 8 |
| 2022 | 1.666 | 47.212,54 | 28,34 | 7 |
| 2023 | 1.606 | 45.610,39 | 28,40 | 8 |
| 2024 | 1.722 | 44.878,76 | 26,06 | 9 |
| totale | 20.338 | 472.470,59 | 23,23 | 114 |