1/^ *[0-9]/ { 2 # print out the average time to each hop along a route. 3 tottime = 0; n = 0; 4 for (f = 5; f <= NF; ++f) { 5 if ($f == "ms") { 6 tottime += $(f - 1) 7 ++n 8 } 9 } 10 if (n > 0) 11 print $1, tottime/n, median 12} 13