BEGIN { __global7 = " "; __global13 = " "; } ($4 == "North America") { $4 = "NA"; } ($4 == "South America") { $4 = "SA"; } { print; } USSR 8649 275 Asia Canada 3852 25 NA China 3705 1032 Asia USA 3615 237 NA Brazil 3286 134 SA India 1267 746 Asia Mexico 762 78 NA France 211 55 Europe Japan 144 120 Asia Germany 96 61 Europe England 94 56 Europe