Chinese students studying in the US
400 thousand
300
Jan 2017
Trump becomes
US president
200
100
Mar 2020
WHO declares
Covid-19 a pandemic
0
1999-00
2021-22
US students studying in China
15 thousand
10
Jan 2017
Trump becomes
US president
5
Mar 2020
WHO declares
Covid-19 a pandemic
0
1999-00
2020-21
Chinese students studying in the US
US students studying in China
400 thousand
15 thousand
Jan 2017
Trump becomes
US president
300
Jan 2017
Trump becomes
US president
10
200
5
Mar 2020
WHO declares
Covid-19 a
pandemic
Mar 2020
WHO declares
Covid-19 a
pandemic
100
0
0
1999-00
2021-22
1999-00
2020-21