| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 941 | 22.363,41 | 23,77 | 3 |
| 2007 | 672 | 17.597,21 | 26,19 | 2 |
| 2008 | 706 | 18.986,60 | 26,89 | 2 |
| 2009 | 750 | 20.145,35 | 26,86 | 2 |
| 2010 | 728 | 19.195,08 | 26,37 | 2 |
| 2011 | 666 | 15.673,63 | 23,53 | 1 |
| 2012 | 711 | 18.774,08 | 26,41 | 3 |
| 2013 | 720 | 16.483,48 | 22,89 | 3 |
| 2014 | 853 | 25.516,51 | 29,91 | 3 |
| 2015 | 768 | 21.439,87 | 27,92 | 2 |
| 2016 | 930 | 27.049,30 | 29,09 | 3 |
| 2017 | 1.022 | 27.962,94 | 27,36 | 5 |
| 2018 | 1.072 | 29.012,40 | 27,06 | 7 |
| 2019 | 925 | 26.576,13 | 28,73 | 7 |
| 2020 | 943 | 30.754,10 | 32,61 | 7 |
| 2021 | 954 | 29.711,92 | 31,14 | 8 |
| 2022 | 944 | 30.007,70 | 31,79 | 7 |
| 2023 | 1.053 | 31.079,21 | 29,51 | 10 |
| 2024 | 1.044 | 31.217,72 | 29,90 | 10 |
| totale | 16.402 | 459.546,64 | 28,02 | 87 |