$ ./pdf2csv.py -i ../../Documents/COVID-19/20200312-sitrep-52-covid-19.pdf -o data/covid-19-who/20200312-outside-cn.csv -s 3 -n 3
$ grep -r Kingdom . | sort -r > uk.csv# process the 1st column
%s/^\.\/\([0-9]\{8\}\)-[^,]\+/\1/g
# process 0206/3 ~ 0218, 0219 ~ 0227
%s/\(202002[0-9]\+\),\([0-9]\+\)\ *(\([0-9]\+\)),.\+,\([0-9]\+\)\ *(*\([0-9]*\))*$/\1,\2,\3,\4,\5/g
# process the line from 0228
%s/,Local.*//g
# process
%s/\ (\([0-9]\+\))/,\1/g