Demographics of the world
According to the CIA - The World Factbook, the country with the highest birth rate currently is Niger at 51.26 births per 1000 people. The country with the lowest birth rate is Japan at 7.64 births per 1000 people. Hong Kong, a Special Administrative Region of China, is at 7.42 births per 1000 people. As compared to the 1950s, birth rate was at 36 births per 1000 in the 1950s, birth rate has declined by 16 births per 1000 people. In July 2011, the U.S. National Institutes of Health announced that the adolescent birth rate continues to decline.
Sex-selective abortion
Abnormal sex ratios at birth, possibly explained by growing incidence of sex-selective abortion, have also been noted in some other countries outside South and East Asia. According to CIA, the most imbalanced birth sex ratios in Europe (2017) are in Liechtenstein, Armenia, Albania, Azerbaijan, San Marino, Kosovo and Macedonia; with Liechtenstein having the most imbalanced sex ratio in the world.