Faceted Stacked Bar Chart#

A horizontal stacked bar chart using barley crop yield data. The chart is horizontally faceted based on the year, and vertically faceted based on variety.

import altair as alt
from vega_datasets import data

source = data.barley()

alt.Chart(source).mark_bar().encode(
    column="year:O",
    x="yield",
    y="variety",
    color="site",
).properties(width=220)
import altair as alt
from vega_datasets import data

source = data.barley()

alt.Chart(source).mark_bar().encode(
    column="year:O",
    x="yield",
    y="variety",
    color="site",
).properties(width=220)
# No channel encoding options are specified in this chart
# so the code is the same as for the method-based syntax.