| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.465 | 77.234,91 | 22,29 | 27 |
| 2007 | 2.658 | 75.887,58 | 28,55 | 30 |
| 2008 | 2.701 | 76.390,03 | 28,28 | 37 |
| 2009 | 2.846 | 81.597,09 | 28,67 | 39 |
| 2010 | 3.269 | 80.347,83 | 24,58 | 38 |
| 2011 | 2.926 | 72.432,20 | 24,75 | 32 |
| 2012 | 3.376 | 78.420,72 | 23,23 | 39 |
| 2013 | 3.429 | 76.991,20 | 22,45 | 38 |
| 2014 | 4.033 | 108.148,52 | 26,82 | 45 |
| 2015 | 3.453 | 94.914,28 | 27,49 | 45 |
| 2016 | 3.578 | 99.763,85 | 27,88 | 49 |
| 2017 | 3.564 | 96.264,94 | 27,01 | 49 |
| 2018 | 3.182 | 84.659,93 | 26,61 | 49 |
| 2019 | 3.336 | 90.102,98 | 27,01 | 50 |
| 2020 | 3.407 | 96.777,20 | 28,41 | 56 |
| 2021 | 3.447 | 96.554,13 | 28,01 | 58 |
| 2022 | 3.336 | 100.848,20 | 30,23 | 56 |
| 2023 | 3.429 | 97.911,17 | 28,55 | 58 |
| 2024 | 3.761 | 103.456,79 | 27,51 | 68 |
| totale | 63.196 | 1.688.703,55 | 26,72 | 863 |