| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.062 | 49.841,01 | 24,17 | 18 |
| 2007 | 2.068 | 51.299,56 | 24,81 | 20 |
| 2008 | 2.430 | 58.753,22 | 24,18 | 21 |
| 2009 | 2.749 | 68.415,77 | 24,89 | 24 |
| 2010 | 3.409 | 76.240,25 | 22,36 | 23 |
| 2011 | 3.566 | 74.049,29 | 20,77 | 18 |
| 2012 | 4.180 | 93.845,48 | 22,45 | 22 |
| 2013 | 4.146 | 85.334,36 | 20,58 | 24 |
| 2014 | 4.162 | 105.652,12 | 25,38 | 24 |
| 2015 | 4.719 | 127.593,67 | 27,04 | 26 |
| 2016 | 4.924 | 137.633,39 | 27,95 | 30 |
| 2017 | 4.818 | 133.498,40 | 27,71 | 29 |
| 2018 | 4.741 | 130.829,18 | 27,60 | 30 |
| 2019 | 4.760 | 131.975,53 | 27,73 | 32 |
| 2020 | 4.955 | 142.993,20 | 28,86 | 34 |
| 2021 | 5.025 | 146.297,92 | 29,11 | 35 |
| 2022 | 4.665 | 139.623,88 | 29,93 | 31 |
| 2023 | 4.803 | 135.164,44 | 28,14 | 34 |
| 2024 | 4.902 | 132.061,41 | 26,94 | 38 |
| totale | 77.084 | 2.021.102,08 | 26,22 | 513 |