| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 92 | 1.972,68 | 21,44 | 2 |
| 2007 | 65 | 1.427,81 | 21,97 | 1 |
| 2008 | 59 | 1.744,69 | 29,57 | 1 |
| 2009 | 80 | 2.180,68 | 27,26 | 2 |
| 2010 | 87 | 1.961,01 | 22,54 | 2 |
| 2011 | 72 | 1.812,87 | 25,18 | 1 |
| 2012 | 75 | 1.849,45 | 24,66 | 2 |
| 2013 | 140 | 2.895,86 | 20,68 | 2 |
| 2014 | 111 | 2.876,13 | 25,91 | 2 |
| 2015 | 111 | 2.808,68 | 25,30 | 2 |
| 2016 | 116 | 3.204,43 | 27,62 | 2 |
| 2017 | 118 | 3.554,26 | 30,12 | 2 |
| 2018 | 115 | 3.716,68 | 32,32 | 2 |
| 2019 | 109 | 3.434,68 | 31,51 | 2 |
| 2020 | 97 | 3.078,25 | 31,73 | 2 |
| 2021 | 90 | 2.890,27 | 32,11 | 2 |
| 2022 | 103 | 3.441,46 | 33,41 | 3 |
| 2023 | 90 | 3.165,35 | 35,17 | 2 |
| 2024 | 114 | 3.774,66 | 33,11 | 2 |
| totale | 1.844 | 51.789,90 | 28,09 | 36 |