<|im_start|>user
Rank countries with highest population<|im_end|>
<|im_start|>assistant
Total world population is around 8 billion. China has 1.4 billion and India has another 1.4 billion population. United States has 330 million. Indonesia has 270 million and Pakistan has 235 million. 45% of the world population is present in these 5 countries.<|im_end|>
