| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 765 | 29.833,46 | 39,00 | 4 |
| 2007 | 1.177 | 36.733,52 | 31,21 | 3 |
| 2008 | 1.261 | 42.255,06 | 33,51 | 4 |
| 2009 | 1.251 | 38.884,29 | 31,08 | 5 |
| 2010 | 1.209 | 32.677,70 | 27,03 | 4 |
| 2011 | 1.083 | 28.177,81 | 26,02 | 2 |
| 2012 | 1.098 | 31.285,86 | 28,49 | 4 |
| 2013 | 1.064 | 28.386,49 | 26,68 | 4 |
| 2014 | 1.050 | 33.427,42 | 31,84 | 4 |
| 2015 | 941 | 29.511,21 | 31,36 | 4 |
| 2016 | 895 | 27.930,57 | 31,21 | 5 |
| 2017 | 953 | 31.328,86 | 32,87 | 5 |
| 2018 | 1.447 | 47.365,07 | 32,73 | 6 |
| 2019 | 887 | 27.742,43 | 31,28 | 5 |
| 2020 | 1.612 | 56.968,48 | 35,34 | 6 |
| 2021 | 1.768 | 61.859,51 | 34,99 | 6 |
| 2022 | 735 | 27.569,84 | 37,51 | 5 |
| 2023 | 768 | 27.549,62 | 35,87 | 5 |
| 2024 | 787 | 26.989,84 | 34,29 | 5 |
| totale | 20.751 | 666.477,04 | 32,12 | 86 |