Countries of the World

### Context

World fact sheet, fun to link with other datasets.

### Content

Information on population, region, area size, infant mortality and more.

### Acknowledgements

[Source:][1] All these data sets are made up of data from the US government. Generally they are free to use if you use the data in the US. If you are outside of the US, you may need to contact the US Govt to ask.
Data from the World Factbook is public domain. The website says "The World Factbook is in the public domain and may be used freely by anyone at anytime without seeking permission."
https://www.cia.gov/library/publications/the-world-factbook/docs/faqs.html

### Inspiration

When making visualisations related to countries, sometimes it is interesting to group them by attributes such as region, or weigh their importance by population, GDP or other variables.

[1]: http://gsociology.icaap.org/dataupload.html

### 背景信息
世界概况表，便于与其他数据集进行关联。

### 内容
包含人口、地区、面积大小、婴儿死亡率等信息。

### 致谢
[数据来源][1]：所有这些数据集均由美国政府提供。通常情况下，若在美国使用这些数据，则可免费使用。若您身处美国境外，可能需要联系美国政府进行咨询。
《世界概况》的数据属于公有领域。网站声明：“《世界概况》属于公有领域，任何人任何时候均可自由使用，无需征求许可。”

[1]: http://gsociology.icaap.org/dataupload.html

### 灵感
在制作与国家相关的可视化时，有时按地区等属性对国家进行分组，或根据人口、GDP或其他变量衡量其重要性，会显得尤为有趣。