2
3
4
5
6
7
8
9
1000
2
3
4
5
6
7
8
9
10k
2
3
4
5
6
7
8
9
100k
30
40
50
60
70
80
Africa
Americas
Asia
Europe
Oceania
year: 1952
1952
1957
1962
1967
1972
1977
1982
1987
1992
1997
2002
2007
gdpPercap
lifeExp
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plotly-logomark