Percent of the population of scholars by age cohort who have published at least one journal article or book in the 5-year period preceding 2011 and 2019.

Percent of the population of scholars by age cohort who have published at least one journal article or book in the 5-year period preceding 2011 and 2019.按年龄组划分的学者群体中，在2011年之前的5年周期与2019年之前的5年周期内至少发表过一篇期刊论文或专著的学者占比。