set title "US Population Structure - 2000" set xlabel "Age Range" set style data boxes set style fill solid 1.00 border -1 set border 3 set format y "%3.1f%%" set style increment userstyles set style line 1 linetype 1 linecolor rgb "sea-green" set style line 2 linetype 2 linecolor rgb "plum" set offsets 0, 0, 0, graph 0.1 set xtics border in scale 0,0 nomirror rotate by -90 offset character 0, 0, 0 set xtics font "Times-Bold" set ytics border in scale 1,0.5 nomirror norotate offset character 0, 0, 0 set ytics ("5%%" -5, "4%%" -4, "3%%" -3, "2%%" -2, "1%%" -1, "0" 0, "1%%" 1, "2%%" 2, "3%%" 3, "4%%" 4, "5%%" 5) plot 'census.dat' using 3:xtic(1) title 'male', '' using (-$5) title 'female'