TUG%T&T T  &T1$PTHT$Helvj>^%& $T#T=/8&%'Area (square miles)'Population'Census date 'Gross 'Land 'Water'1990 (Apr. 1) PLA JA XA A'1980 (Apr. 1) KA KA g@ A'1970 (Apr. 1) KA JA @ I