{
"schemaVersion": 1,
"type": "bar",
"stack": "normal",
"title": "Electricity generation by source",
"source": "Sample data",
"valueAxis": { "title": "TWh" },
"categories": ["2019", "2020", "2021", "2022", "2023"],
"series": [
{ "name": "Wind", "values": [126, 132, 114, 125, 139] },
{ "name": "Solar", "values": [46, 50, 49, 60, 62] },
{ "name": "Gas", "values": [90, 95, 89, 79, 76] },
{ "name": "Coal", "values": [171, 134, 163, 181, 130] }
]
}