Year-over-year differences
Apple stock price compared to a shifted copy of itself to show year-over-year differences. Based on an example from Observable Plot.
<Plot height={350} grid>
<DifferenceY
stroke
{...shiftX(
{ data: aapl, x: 'Date', y: 'Close' },
{ x1: `+365 days` }
)}
positiveFill="var(--svp-green)"
negativeFill="var(--svp-red)" />
</Plot>