面积 2017年1-9月 2016 2015
TOP10 25% 18.7% 17%
TOP20 33.2% 25.2% 23.1%
TOP30 38.8% 29.4% 26.6%
TOP50 45.8% 35.3% 32.1%
TOP100 54.5% 44.8% 40%
金额 2017年1-9月 2016 2015
TOP10 16.2% 12.5% 11.4%
TOP20 20.8% 16.2% 14.7%
TOP30 24.1% 18.6% 17%
TOP50 28% 22.1% 20.1%
TOP100 32.8% 27.5% 24.9%