| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.143 | 50.822,23 | 23,72 | 11 |
| 2007 | 1.609 | 42.358,98 | 26,33 | 14 |
| 2008 | 1.907 | 50.828,21 | 26,65 | 20 |
| 2009 | 2.314 | 62.130,81 | 26,85 | 19 |
| 2010 | 2.564 | 60.676,32 | 23,66 | 19 |
| 2011 | 2.437 | 55.456,64 | 22,76 | 20 |
| 2012 | 3.526 | 86.211,83 | 24,45 | 27 |
| 2013 | 3.703 | 88.314,85 | 23,85 | 28 |
| 2014 | 4.068 | 111.667,96 | 27,45 | 30 |
| 2015 | 4.029 | 113.309,68 | 28,12 | 32 |
| 2016 | 4.028 | 114.622,66 | 28,46 | 32 |
| 2017 | 4.025 | 116.430,62 | 28,93 | 36 |
| 2018 | 3.952 | 113.925,21 | 28,83 | 39 |
| 2019 | 3.962 | 114.702,53 | 28,95 | 39 |
| 2020 | 2.296 | 72.663,10 | 31,65 | 39 |
| 2021 | 2.147 | 67.235,77 | 31,32 | 40 |
| 2022 | 2.182 | 69.925,52 | 32,05 | 39 |
| 2023 | 2.353 | 72.230,19 | 30,70 | 45 |
| 2024 | 2.589 | 77.597,65 | 29,97 | 49 |
| totale | 55.834 | 1.541.110,76 | 27,60 | 578 |