| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.172 | 133.638,26 | 42,13 | 12 |
| 2007 | 2.955 | 135.380,71 | 45,81 | 16 |
| 2008 | 5.815 | 222.781,96 | 38,31 | 19 |
| 2009 | 7.098 | 281.952,48 | 39,72 | 18 |
| 2010 | 8.993 | 309.071,52 | 34,37 | 20 |
| 2011 | 6.967 | 205.910,36 | 29,56 | 16 |
| 2012 | 9.273 | 346.289,07 | 37,34 | 25 |
| 2013 | 9.653 | 327.886,76 | 33,97 | 27 |
| 2014 | 10.110 | 436.336,03 | 43,16 | 28 |
| 2015 | 9.942 | 445.798,19 | 44,84 | 28 |
| 2016 | 9.755 | 437.020,74 | 44,80 | 27 |
| 2017 | 10.205 | 497.455,76 | 48,75 | 31 |
| 2018 | 10.623 | 480.547,30 | 45,24 | 33 |
| 2019 | 10.492 | 465.957,68 | 44,41 | 31 |
| 2020 | 8.685 | 405.894,59 | 46,74 | 30 |
| 2021 | 7.866 | 363.655,94 | 46,23 | 30 |
| 2022 | 7.506 | 367.542,75 | 48,97 | 29 |
| 2023 | 7.917 | 379.185,86 | 47,90 | 34 |
| 2024 | 8.154 | 374.947,84 | 45,98 | 39 |
| totale | 155.181 | 6.617.253,80 | 42,64 | 493 |