| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 145 | 2.701,78 | 18,63 | 2 |
| 2007 | 28 | 609,30 | 21,76 | 1 |
| 2008 | 20 | 479,23 | 23,96 | 1 |
| 2009 | 52 | 984,18 | 18,93 | 2 |
| 2010 | 51 | 927,78 | 18,19 | 2 |
| 2011 | 14 | 345,73 | 24,70 | 1 |
| 2012 | 58 | 916,94 | 15,81 | 2 |
| 2013 | 49 | 860,52 | 17,56 | 2 |
| 2014 | 48 | 963,37 | 20,07 | 3 |
| 2015 | 40 | 795,30 | 19,88 | 2 |
| 2016 | 42 | 795,24 | 18,93 | 3 |
| 2017 | 43 | 820,74 | 19,09 | 3 |
| 2018 | 36 | 816,26 | 22,67 | 3 |
| 2019 | 44 | 1.017,06 | 23,12 | 3 |
| 2020 | 58 | 1.145,94 | 19,76 | 3 |
| 2021 | 52 | 1.075,90 | 20,69 | 3 |
| 2022 | 60 | 1.081,44 | 18,02 | 3 |
| 2023 | 53 | 1.286,64 | 24,28 | 3 |
| 2024 | 55 | 1.087,99 | 19,78 | 3 |
| totale | 948 | 18.711,34 | 19,74 | 45 |