Which of the following country has lowest percentage of LBW babies?

Which of the following country has lowest percentage of LBW babies?

1.Switzerland
2.USA
3.China
4.UK

sol:

Reported incidence of LBW babies in some developed and developing countries in 2000 - 2007
Country Percentage of live births
China 2
USA 8
UK 8
Switzerland 6
India 28