ftp://ftp.dei.uc.pt/pub/linux/ubuntu/ubuntu/dists/  direct

[DIR]dapper/  direct  750+ twin directories
[DIR]dapper-security/  direct  113 twin directories
[DIR]dapper-backports/  direct  113 twin directories
[DIR]dapper-updates/  direct  114 twin directories
[DIR]dapper-proposed/  direct  112 twin directories
[DIR]feisty/  direct  660+ twin directories
[DIR]feisty-backports/  direct  111 twin directories
[DIR]gutsy/  direct  570+ twin directories
[DIR]feisty-proposed/  direct  108 twin directories
[DIR]feisty-security/  direct  115 twin directories
[DIR]feisty-updates/  direct  115 twin directories
[DIR]gutsy-backports/  direct  107 twin directories
[DIR]gutsy-security/  direct  111 twin directories
[DIR]hardy/  direct  480+ twin directories
[DIR]gutsy-proposed/  direct  105 twin directories
[DIR]gutsy-updates/  direct  111 twin directories
[DIR]hardy-updates/  direct  104 twin directories
[DIR]hardy-backports/  direct  100 twin directories
[DIR]hardy-proposed/  direct  98 twin directories
[DIR]hardy-security/  direct  106 twin directories
[DIR]intrepid/  direct  95 twin directories
[DIR]intrepid-updates/  direct  83 twin directories
[DIR]intrepid-backports/  direct  83 twin directories
[DIR]intrepid-security/  direct  83 twin directories
[DIR]intrepid-proposed/  direct  83 twin directories