According to the United Nations estimates, the global birth rate was approximately 18 births per 1,000 people per year in 2020. This means that around 4.3 births occur every second worldwide. However, it's important to note that birth rates can vary significantly across different countries and regions, and these figures are subject to change over time. For the most up-to-date information, it is advisable to consult reliable sources such as the World Bank or the United Nations.

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