Niger, a West African country, has the highest birth rate in the world. Here, each woman gives birth to nearly 7 children. 其次是中非国家安哥拉,每名妇女接近生育6个孩子。然后是刚果和马里,这一数字都接近于6。 Next is Angola in Central Africa, with nearly six children born by each woman. ...
1960 - 2022 | 年 | Ratio | World Bank生育率:共计:每名女性生育新生儿数量在12-01-2022达1.530Ratio,相较于12-01-2021的1.600Ratio有所下降。生育率:共计:每名女性生育新生儿数量数据按年更新,12-01-1960至12-01-2022期间平均值为1.690Ratio,共63份观测结果。该数据的历史最高值出现于12-01-1...
1960 - 2016 | 年 | Ratio | World BankIL:生育率:共计:每名女性生育新生儿数量在12-01-2016达3.110Ratio,相较于12-01-2015的3.090Ratio有所增长。IL:生育率:共计:每名女性生育新生儿数量数据按年更新,12-01-1960至12-01-2016期间平均值为3.058Ratio,共57份观测结果。该数据的历史最高值出现于12-...
Perhaps the most important determinant of world population in our 2100 forecasts was the rate of fertility that countries moved towards once they reached a rate lower than the replacement level of 2·1. Even differences in the post-transition TFR as small as 0·1 births per female for populati...
The total fertility rate in the United States saw no significant changes in 2022 in comparison to the previous year 2021 and remained at around 1.67 children per woman. However, 2022 marked the second consecutive increase of the fertility rate. The total fertility rate is the average number of...
The West African country of Niger had a fertility rate of 6.8 in 2021, the highest in the world listed by the World Bank, followed by Somalia, Chad and the Democratic Republic of the Congo. Out of the 33 countries in the world where women had 4 or more children on average, 31 were ...
Huiyi Cai, in Animal Nutrition, 2023 4.7 Astaxanthin and fertility The egg hatching rate is usually expressed as the percentage of total eggs hatched out. Decreasing the number of dead embryos is critical for enhancing the hatching rate of fertilized eggs. It has been well documented that Ax ...
原文如下: South Korea’s fertility rate, already the world’s lowest, fell to a new record low in 2023 due to women’s concern about their career advancement and the financial cost of raising childre...
(2014). Databank: Fertility rate, total (births per woman). Washington, DC: Author. Retrieved from http:// data.worldbank.org/indicator/SP.DYN.TFRT.INWorld Bank: "Fertility rate, total (births per woman)", 2015, disponible en: http://data.worldbank.org/indicator/SP.DYN.TFRT.IN [...
Description:The map below shows how Fertility rate, total (births per woman) varies by country. The shade of the country corresponds to the magnitude of the indicator. The darker the shade, the higher the value. The country with the highest value in the world is Niger, with a value of ...