Complex Bubble Chart

val country by columnOf(
    "Australia", "Canada", "China", "Cuba", "Finland", "France", "Germany",
    "Iceland", "India", "Japan", "North Korea", "South Korea", "New Zealand",
    "Norway", "Poland", "Russia", "Turkey", "United Kingdom", "United States"
)
val lifeExp1998 = columnOf(
    75.49, 76.03, 66.35, 58.75, 79.64, 82.92, 80.68,
    70.71, 60.30, 82.78, 69.57, 74.61, 71.18,
    71.43, 75.22, 72.65, 74.56, 75.19, 81.12
) named "lifeExp"
val pop1998 = columnOf(
    19000, 30000, 1250000, 11000, 5000,
    59000, 82000, 280, 950000, 126000,
    24000, 47000, 3800, 4400, 38600,
    147000, 63000, 59000, 273000
) named "population"
val gdpPerCapita1998 = columnOf(
    29000, 32000, 750, 5000, 28000,
    27000, 32000, 34000, 450, 33000,
    600, 12000, 22000, 40000, 9000,
    4000, 3000, 28000, 35000
) named "gdp"
val dataset1998 = dataFrameOf(country, lifeExp1998, pop1998, gdpPerCapita1998).add("year") { 1998 }

val lifeExp2023 = columnOf(
    79.44, 73.60, 70.46, 63.34, 72.10, 78.15, 80.70,
    79.88, 63.13, 81.53, 59.33, 71.59, 76.56,
    71.97, 78.21, 78.38, 79.76, 84.77, 82.39
) named "lifeExp"
val pop2023 = columnOf(
    25000, 38000, 1400000, 11300, 5500,
    67000, 83000, 340, 1350000, 126000,
    25000, 51000, 5000, 5300, 38000,
    146000, 82000, 67000, 331000
) named "population"
val gdpPerCapita2023 = columnOf(
    55000, 52000, 10000, 7000, 48000,
    44000, 50000, 60000, 2000, 45000,
    1200, 30000, 34000, 70000, 15000,
    9000, 10000, 40000, 60000
) named "gdp"
val dataset2023 = dataFrameOf(country, lifeExp2023, pop2023, gdpPerCapita2023).add("year") { 2023 }

val dataset = dataset1998.fullJoin(dataset2023)

dataset.groupBy("year").plot {
    layout.title = "Life Expectancy and GDP by Country"
    points {
        x("gdp") { axis.name = "GDP per capita (in dollars)" }
        y("lifeExp") { axis.name = "Life expectancy (years)" }
        size("population") {
            legend.type = LegendType.None
            scale = continuous(5.0..20.0)
        }
        color("year") {
            legend {
                name = ""
                breaks(format = "d")
            }
        }
    }
}

dataset.filter { "year"<Int>() == 1998 }.plot {
    layout.title = "Life Expectancy and GDP by Country (1998)"
    points {
        x("gdp") { axis.name = "GDP per capita (in dollars)" }
        y("lifeExp") { axis.name = "Life expectancy (years)" }
        size("population") {
            legend.type = LegendType.None
            scale = continuous(2.0..15.0)
        }
        color("country") {
            scale = categoricalColorHue()
        }
    }
}

dataset.filter { "year"<Int>() == 2023 }.plot {
    layout.title = "Life Expectancy and GDP by Country (2023)"
    points {
        x("gdp") { axis.name = "GDP per capita (in dollars)" }
        y("lifeExp") { axis.name = "Life expectancy (years)" }
        size("population") {
            legend.type = LegendType.None
            scale = continuous(2.0..15.0)
        }
        color("country") {
            scale = categoricalColorHue()
        }
    }
}

Last modified: 10 May 2024