For SARS, 17 March 2003 is considered day 0 based on WHO's first report. For COVID-19, 22 Jan 2020 is considered as day 0. Outbreak over first 116 consistent days are shown though WHO's last report for SARS released on 21 April 2004 reported a total of 8,096 cases (as on 31 December 2003) and 774 deaths (as on 26 September 2003). Y-axis data are presented in logarithmic scale.