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$t+=$_,$r{$.}+=$_,$c[$n++%4]+=$_ for((split)[1..4])x/^\s*\d/;print$_.= +" $r{$.}" }{print sprintf" %10d %10d %10d %10d $t",@c[0..3]
COUNTY 2001 2002 2003 2004 ------ ------ ------ ------ ------ 26005 432 505 547 555 2039 ... 26159 414 434 504 493 1845 4663 5327 5503 5734 21227