Fig. 8From: Spatiotemporal evolution of global population ageing from 1960 to 2017Quantile regression lines of the ageing population rates in 195 countries and global regions from 1960 to 2017 with 9 quantiles—0.10, 0.20, 0.30, 0.40, 0.50 (median), 0.60, 0.70, 0.80 and 0.90—and the corresponding scattersBack to article page