Man pages matching name perldata in section 7:

perldata.7.zh_TW	debian 10 / manpages-zh
perldata.7.zh_CN	debian 10 / manpages-zh
perldata.7.zh_TW	debian 11 / manpages-zh
perldata.7.zh_CN	debian 11 / manpages-zh
perldata.7.zh_TW	debian 12 / manpages-zh
perldata.7.zh_CN	debian 12 / manpages-zh
perldata.7.zh_TW	debian 13 / manpages-zh
perldata.7.zh_CN	debian 13 / manpages-zh