| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.086 | 15.802,48 | 14,55 | 5 |
| 2007 | 715 | 13.565,65 | 18,97 | 3 |
| 2008 | 1.135 | 23.795,23 | 20,96 | 6 |
| 2009 | 1.265 | 28.404,01 | 22,45 | 7 |
| 2010 | 1.035 | 19.644,42 | 18,98 | 9 |
| 2011 | 934 | 20.430,73 | 21,87 | 6 |
| 2012 | 964 | 20.251,45 | 21,01 | 8 |
| 2013 | 805 | 17.962,95 | 22,31 | 8 |
| 2014 | 756 | 18.414,71 | 24,36 | 7 |
| 2015 | 636 | 17.183,35 | 27,02 | 6 |
| 2016 | 814 | 21.235,62 | 26,09 | 7 |
| 2017 | 825 | 21.101,67 | 25,58 | 8 |
| 2018 | 791 | 21.774,86 | 27,53 | 8 |
| 2019 | 890 | 20.478,54 | 23,01 | 8 |
| 2020 | 930 | 21.602,28 | 23,23 | 8 |
| 2021 | 870 | 21.960,62 | 25,24 | 8 |
| 2022 | 1.016 | 28.326,27 | 27,88 | 11 |
| 2023 | 968 | 27.967,49 | 28,89 | 11 |
| 2024 | 940 | 23.083,53 | 24,56 | 14 |
| totale | 17.375 | 402.985,86 | 23,19 | 148 |