Statistics of level 3 packages for Tamil in unstable:
Read http://d-i.debian.org/l10n-stats

Outdated:
    win32-loader/*/l10n/po/ta.po: 57t2f7u [Dr.T.Vasudevan]

Translated:
  newt/*/po/ta.po 4t [Senthil Kumar B]
  debconf/*/debian/po/ta.po 17t [Dr,T,Vasudevan]

Missing files:


Global statistics: 78t2f7u (96%)     (total strings: 81=100%)
(From all ta.po files)
  You have more strings translated/fuzzy/untranslated that in
  the pot-templates. Please check about that!