Pair,Environ,Percent A,Rural,10.1 B,Rural,51.8 C,Rural,33.5 D,Rural,32.8 E,Rural,69 F,Rural,38.8 G,Rural,54.6 A,Urban,28.1 B,Urban,36.2 C,Urban,40.7 D,Urban,38.8 E,Urban,71 F,Urban,47 G,Urban,57