• read more about the data here
• here’s a peek at the data

  country	continent	year	lifeExp	pop	gdpPercap
  Afghanistan	Asia	1952	28.801	8425333	779.4453
  Afghanistan	Asia	1957	30.332	9240934	820.8530
  Afghanistan	Asia	1962	31.997	10267083	853.1007
  Afghanistan	Asia	1967	34.020	11537966	836.1971
  Afghanistan	Asia	1972	36.088	13079460	739.9811
  Afghanistan	Asia	1977	38.438	14880372	786.1134

Here’s the code for the plot

gg <- ggplot(gapminder, aes(gdpPercap, lifeExp, color = continent)) +
    geom_point(aes(
        size = pop,
        frame = year,
        ids = country,
        alpha = 0.3
    )) +
    scale_x_log10(labels = scales::dollar_format())

ggplotly(gg)