| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 95 | 1.739,21 | 18,31 | 2 |
| 2007 | 887 | 20.480,08 | 23,09 | 2 |
| 2008 | 1.164 | 26.336,66 | 22,63 | 3 |
| 2009 | 1.064 | 23.427,24 | 22,02 | 4 |
| 2010 | 1.542 | 30.071,70 | 19,50 | 4 |
| 2011 | 1.402 | 28.768,52 | 20,52 | 3 |
| 2012 | 1.359 | 29.397,49 | 21,63 | 4 |
| 2013 | 1.160 | 22.607,01 | 19,49 | 3 |
| 2014 | 1.287 | 32.877,71 | 25,55 | 4 |
| 2015 | 1.409 | 37.510,22 | 26,62 | 4 |
| 2016 | 1.452 | 37.462,99 | 25,80 | 5 |
| 2017 | 1.376 | 34.754,28 | 25,26 | 4 |
| 2018 | 1.384 | 35.525,86 | 25,67 | 4 |
| 2019 | 1.397 | 37.058,67 | 26,53 | 5 |
| 2020 | 1.523 | 38.209,85 | 25,09 | 5 |
| 2021 | 1.482 | 37.437,76 | 25,26 | 5 |
| 2022 | 1.782 | 48.042,09 | 26,96 | 7 |
| 2023 | 1.701 | 44.651,62 | 26,25 | 8 |
| 2024 | 1.725 | 41.377,34 | 23,99 | 8 |
| totale | 25.191 | 607.736,30 | 24,13 | 84 |