| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 986 | 25.311,79 | 25,67 | 6 |
| 2007 | 765 | 21.953,91 | 28,70 | 4 |
| 2008 | 922 | 29.281,93 | 31,76 | 6 |
| 2009 | 1.128 | 33.893,44 | 30,05 | 7 |
| 2010 | 1.192 | 29.808,62 | 25,01 | 7 |
| 2011 | 840 | 19.657,54 | 23,40 | 5 |
| 2012 | 1.074 | 28.774,00 | 26,79 | 8 |
| 2013 | 1.041 | 26.761,55 | 25,71 | 7 |
| 2014 | 1.027 | 32.034,04 | 31,19 | 7 |
| 2015 | 985 | 30.057,95 | 30,52 | 7 |
| 2016 | 916 | 28.658,90 | 31,29 | 8 |
| 2017 | 855 | 26.590,75 | 31,10 | 8 |
| 2018 | 768 | 23.856,98 | 31,06 | 7 |
| 2019 | 691 | 20.599,85 | 29,81 | 7 |
| 2020 | 650 | 21.902,52 | 33,70 | 9 |
| 2021 | 787 | 24.828,47 | 31,55 | 10 |
| 2022 | 743 | 22.476,42 | 30,25 | 8 |
| 2023 | 778 | 26.264,89 | 33,76 | 9 |
| 2024 | 821 | 24.154,82 | 29,42 | 10 |
| totale | 16.969 | 496.868,37 | 29,28 | 140 |