|2. New Zealand||47.69|
Source: Schmitt, David (2005) ”Sociosexuality from Argentina to Zimbabwe: A 48-nation study of sex, culture and strategies of human mating” Behavioral and Brain Sciences 28, 247-311.
United States is #22, by the way.
Hat tip: Marina Adshade. She adds:
Using GDP per capita, I ranked the 48 countries in the survey by income per capital and found that the average promiscuity measure for the ten poorest countries was 32 while the average measure for the top 10 was 39. While there are notable exceptions of rich countries with low promiscuity (Belgium) and poor countries with high promiscuity (Bolivia), it appears that the richer countries are more promiscuous on average than poorer countries.
For more on sex and attraction check out: A Billion Wicked Thoughts: What the World’s Largest Experiment Reveals about Human Desire.