| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.143 | 23.898,69 | 20,91 | 2 |
| 2007 | 1.753 | 42.672,92 | 24,34 | 1 |
| 2008 | 2.522 | 68.511,06 | 27,17 | 1 |
| 2009 | 2.564 | 66.262,97 | 25,84 | 3 |
| 2010 | 2.694 | 59.550,49 | 22,10 | 4 |
| 2011 | 2.962 | 65.151,22 | 22,00 | 2 |
| 2012 | 3.264 | 77.168,31 | 23,64 | 4 |
| 2013 | 3.579 | 76.399,47 | 21,35 | 4 |
| 2014 | 3.519 | 93.269,69 | 26,50 | 3 |
| 2015 | 3.619 | 92.200,28 | 25,48 | 3 |
| 2016 | 4.027 | 105.992,31 | 26,32 | 4 |
| 2017 | 4.241 | 107.493,82 | 25,35 | 4 |
| 2018 | 4.197 | 106.014,84 | 25,26 | 4 |
| 2019 | 4.170 | 107.003,89 | 25,66 | 4 |
| 2020 | 3.935 | 103.116,63 | 26,20 | 4 |
| 2021 | 3.731 | 98.596,28 | 26,43 | 4 |
| 2022 | 3.481 | 94.097,57 | 27,03 | 4 |
| 2023 | 3.475 | 92.441,24 | 26,60 | 4 |
| 2024 | 3.500 | 89.420,96 | 25,55 | 5 |
| totale | 62.376 | 1.569.262,64 | 25,16 | 64 |