"powerpc","pt","s390","st","amd64","amdt","sparc","spt","armel","aret",
"kfreebsd-amd64", "kfreebsd-amd64-t", "kfreebsd-i386", "kfreebsd-i386-t"))
ts(as.matrix(data.frame(
"powerpc","pt","s390","st","amd64","amdt","sparc","spt","armel","aret",
"kfreebsd-amd64", "kfreebsd-amd64-t", "kfreebsd-i386", "kfreebsd-i386-t"))
ts(as.matrix(data.frame(