回複：Percentage change 指的是什麽？從什麽change 到什麽？

新聞裏是這樣說的

Total spend by international travelers on Visa accounts through the Group Stage hit US$188M. This represents a 152 percent increase year-over-year, and a 141 percent increase when compared to the U.S. $78 million spent by travelers attending the 2013 FIFA Confederations Cup during the same timeframe. The highest spending day in the 2014 FIFA World Cup Brazil was June 25, when travelers spent US$17.4M in one day.