Table 2 Average duration ratio of each speaker group

ENG KOR JPN TWN
Duration of stressed Vs (s) 0.082 0.089 0.086 0.094
Duration of unstressed Vs (s) 0.049 0.064 0.063 0.077
Ratio 1.68 1.40 1.36 1.22
ENG, Native; KOR, Korean, JPN, Japanese; TWN, Taiwanese-Chinese