| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 8.600 | 154.251,06 | 17,94 | 2 |
| 2007 | 8.473 | 178.414,67 | 21,06 | 1 |
| 2008 | 2.693 | 61.184,31 | 22,72 | 2 |
| 2009 | 10.961 | 227.060,95 | 20,72 | 3 |
| 2010 | 9.466 | 157.661,92 | 16,66 | 4 |
| 2011 | 1.628 | 26.387,98 | 16,21 | 2 |
| 2012 | 1.711 | 31.704,16 | 18,53 | 3 |
| 2013 | 10 | 183,95 | 18,40 | 1 |
| 2014 | 5 | 152,94 | 30,59 | 1 |
| 2015 | 408 | 7.050,32 | 17,28 | 2 |
| 2016 | 36 | 1.016,52 | 28,24 | 2 |
| 2017 | 34 | 877,28 | 25,80 | 2 |
| 2018 | 37 | 857,33 | 23,17 | 2 |
| 2019 | 31 | 810,55 | 26,15 | 2 |
| 2020 | 83 | 1.742,19 | 20,99 | 2 |
| 2021 | 27 | 888,32 | 32,90 | 2 |
| 2022 | 55 | 1.436,35 | 26,12 | 2 |
| 2023 | 437 | 9.065,92 | 20,75 | 2 |
| 2024 | 856 | 14.681,61 | 17,15 | 2 |
| totale | 45.551 | 875.428,33 | 19,22 | 39 |