In 2008, a nine-fold increase in new cases caused by this serotype has been reported compared with the same period in 2007.
与2007年同期相比，2008年这一血清型病毒导致的新病例报告数目增加了9倍。
2
The gap between the highest-income and lowest-income families in urban areas is an astounding 26-fold, while the official data sets it at nine-fold.
城市地区最高收入与最低收入家庭的差距令人震惊，相差26 倍，而官方数据认为是9 倍。
3
One article basically foretold the onslaught in technology trade that was to come: Japanese camera exports increased a staggering nine-fold between 1954-56.