set output '| ps2pdf -dEPSCrop - data/hitrate-freshness.pdf'
set terminal postscript color eps enhanced "NimbusSanL-Regu" 24 
set pointsize 1.5
set rmargin 3
set lmargin 10
set nokey

set xlabel "Max freshness requirement in seconds"
set ylabel "Cache hit rate"
set ytic format "%.0f%%"
set yrange [0:90]

plot [x = 0:*] \
     "data/hitrate-freshness" \
       title "" with linespoints lt 1 pt 7 lc 3 lw 3