月份 =>China =>US
May 18: 10.6 43.8
Jun 18: 11.1 44.6
Jul 18: 10.3 47.1
Aug 18: 9.3 47.9
Sept 18: 9.8 50.0
Oct 18: 9.1 52.2
Nov 18: 8.7 46.5
Dec 18: 9.2 46.0
Jan 19: 7.1 41.6
Feb 19: 8.4 33.2
Mar 19: 10.4 31.2
source:https://www.census.gov/foreign-trade/statistics/highlights/top/index.html