Singapore is a country that is I think it is just a small area and population, it is possible to control the people in the country make an error less than large countries.
Singapore is an island country, I think that is just a small area, making it the least populated in the country, and thus can not make less errors than the country at large.
Singapore is a country of the island I think a small area just a low population and control in the country well make less mistakes the country at large.