| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.306 | 59.885,73 | 25,97 | 3 |
| 2007 | 2.473 | 73.621,04 | 29,77 | 2 |
| 2008 | 2.200 | 60.511,82 | 27,51 | 2 |
| 2009 | 2.379 | 64.514,84 | 27,12 | 5 |
| 2010 | 1.773 | 40.814,55 | 23,02 | 4 |
| 2011 | 1.610 | 36.849,91 | 22,89 | 3 |
| 2012 | 135 | 2.628,98 | 19,47 | 3 |
| 2013 | 1.405 | 34.474,95 | 24,54 | 5 |
| 2014 | 1.355 | 41.744,97 | 30,81 | 5 |
| 2015 | 1.170 | 35.343,62 | 30,21 | 4 |
| 2016 | 1.123 | 34.040,17 | 30,31 | 5 |
| 2017 | 1.093 | 34.235,89 | 31,32 | 6 |
| 2018 | 1.061 | 31.759,98 | 29,93 | 6 |
| 2019 | 958 | 29.430,62 | 30,72 | 6 |
| 2020 | 871 | 28.549,71 | 32,78 | 6 |
| 2021 | 801 | 27.544,39 | 34,39 | 6 |
| 2022 | 761 | 26.818,67 | 35,24 | 6 |
| 2023 | 721 | 26.063,89 | 36,15 | 7 |
| 2024 | 619 | 19.624,41 | 31,70 | 8 |
| totale | 24.814 | 708.458,14 | 28,55 | 92 |