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

Outdated:

Translated:

Missing files:
  debconf/debian/po/en.po 17u
  newt/po/en.po 4u


Global statistics: 0t0f0u (0%)     (total strings: 21=100%)
(From all en.po files)