Mean (and standard deviation) among script types and age groups for reading time in reading task and the distribution of written glyphs in writing task.

The mean of the cumulative RT per sentence is expressed in seconds. The number of written glyphs for writing task totals to 35 for each script.

单句累积反应时（Reaction Time, RT）的均值以秒为单位进行计量。各书写系统的书写任务所需书写字形总数均为35个。