"U.S. Bureau of the Census, International Data Base"

"Table 002. Urban Population as a Percent of Total Population"
"----------------","--------------------"
"Country or area/","                    "
"Year            ","       Percent Urban"
"----------------","--------------------"
"Palau"

1980            ,               30.30
"----------------","--------------------"
"Source: U.S. Bureau of the Census, International" 
"        Data Base."