| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 675 | 12.699,32 | 18,81 | 2 |
| 2007 | 553 | 11.815,29 | 21,37 | 2 |
| 2008 | 641 | 14.326,24 | 22,35 | 3 |
| 2009 | 807 | 16.203,32 | 20,08 | 5 |
| 2010 | 812 | 14.597,89 | 17,98 | 6 |
| 2011 | 755 | 13.058,17 | 17,30 | 4 |
| 2012 | 1.065 | 22.028,47 | 20,68 | 8 |
| 2013 | 1.119 | 20.310,99 | 18,15 | 7 |
| 2014 | 1.129 | 24.923,65 | 22,08 | 6 |
| 2015 | 1.100 | 24.505,81 | 22,28 | 5 |
| 2016 | 1.244 | 29.921,17 | 24,05 | 5 |
| 2017 | 1.420 | 32.091,55 | 22,60 | 6 |
| 2018 | 1.466 | 31.452,68 | 21,45 | 6 |
| 2019 | 1.493 | 33.256,82 | 22,28 | 6 |
| 2020 | 1.581 | 36.662,93 | 23,19 | 6 |
| 2021 | 1.610 | 35.677,84 | 22,16 | 6 |
| 2022 | 1.573 | 35.531,72 | 22,59 | 6 |
| 2023 | 1.175 | 28.786,53 | 24,50 | 7 |
| 2024 | 1.310 | 30.401,13 | 23,21 | 9 |
| totale | 21.528 | 468.251,52 | 21,75 | 105 |