0N/A headerlines=0; datalines=0; totallines=0
0N/A headerlines++;
0N/A/^[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+[ ]*[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+$/ {
0N/A { totallines++; print $0 }