| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 4.729 | 111.386,62 | 23,55 | 6 |
| 2007 | 1.675 | 41.093,23 | 24,53 | 4 |
| 2008 | 2.339 | 60.214,38 | 25,74 | 6 |
| 2009 | 2.181 | 55.857,56 | 25,61 | 8 |
| 2010 | 3.747 | 81.997,74 | 21,88 | 8 |
| 2011 | 3.284 | 66.434,60 | 20,23 | 4 |
| 2012 | 3.043 | 69.862,44 | 22,96 | 8 |
| 2013 | 2.737 | 52.368,96 | 19,13 | 6 |
| 2014 | 808 | 23.996,84 | 29,70 | 7 |
| 2015 | 1.027 | 27.227,10 | 26,51 | 9 |
| 2016 | 1.135 | 32.345,03 | 28,50 | 11 |
| 2017 | 1.149 | 32.809,80 | 28,56 | 12 |
| 2018 | 1.034 | 30.111,32 | 29,12 | 11 |
| 2019 | 1.202 | 38.999,14 | 32,45 | 13 |
| 2020 | 1.145 | 37.809,90 | 33,02 | 14 |
| 2021 | 989 | 32.818,26 | 33,18 | 15 |
| 2022 | 784 | 25.018,54 | 31,91 | 14 |
| 2023 | 1.307 | 44.177,86 | 33,80 | 19 |
| 2024 | 1.323 | 43.253,88 | 32,69 | 22 |
| totale | 35.638 | 907.783,20 | 25,47 | 197 |