Streamgraph
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Vega-Lite JSON Specification
{
"$schema": "https://vega.github.io/schema/vega-lite/v3.json",
"width": 300, "height": 200,
"data": {"url": "data/unemployment-across-industries.json"},
"mark": "area",
"encoding": {
"x": {
"timeUnit": "yearmonth", "field": "date", "type": "temporal",
"axis": {"domain": false, "format": "%Y", "tickSize": 0}
},
"y": {
"aggregate": "sum", "field": "count", "type": "quantitative",
"axis": null,
"stack": "center"
},
"color": {"field":"series", "type":"nominal", "scale":{"scheme": "category20b"}}
}
}