Biology — BMI Categories

{
  "$schema": "https://vega.github.io/schema/vega-lite/v5.json",
  "description": "BMI categories",
  "data": {"values": [
    {"category":"Underweight","upper":18.5},
    {"category":"Healthy","upper":25},
    {"category":"Overweight","upper":30},
    {"category":"Obese","upper":40}
  ]},
  "mark": "bar",
  "encoding": {
    "x": {"field":"category","type":"nominal","sort":null,"title":"BMI category"},
    "y": {"field":"upper","type":"quantitative","title":"upper BMI limit (kg/m2)"},
    "color": {"field":"category","type":"nominal","legend":null}
  }
}