| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.830 | 59.449,57 | 21,01 | 12 |
| 2007 | 2.427 | 59.993,36 | 24,72 | 9 |
| 2008 | 2.450 | 58.746,87 | 23,98 | 11 |
| 2009 | 2.558 | 60.761,45 | 23,75 | 15 |
| 2010 | 2.965 | 59.711,35 | 20,14 | 16 |
| 2011 | 2.965 | 59.137,55 | 19,95 | 12 |
| 2012 | 3.051 | 66.308,57 | 21,73 | 15 |
| 2013 | 3.008 | 59.258,76 | 19,70 | 15 |
| 2014 | 2.965 | 71.471,60 | 24,11 | 17 |
| 2015 | 2.834 | 69.539,47 | 24,54 | 18 |
| 2016 | 2.778 | 70.560,05 | 25,40 | 18 |
| 2017 | 2.767 | 67.141,54 | 24,27 | 21 |
| 2018 | 2.725 | 63.750,69 | 23,39 | 21 |
| 2019 | 2.742 | 65.180,02 | 23,77 | 22 |
| 2020 | 2.651 | 64.192,47 | 24,21 | 21 |
| 2021 | 2.474 | 60.887,26 | 24,61 | 20 |
| 2022 | 2.352 | 58.761,71 | 24,98 | 17 |
| 2023 | 2.311 | 56.436,29 | 24,42 | 20 |
| 2024 | 2.236 | 52.496,84 | 23,48 | 22 |
| totale | 51.089 | 1.183.785,42 | 23,17 | 322 |