import maxframe.dataframe as md
df = md.DataFrame(
    {
        "sales": [3, 2, 3, 9, 10, 6],
        "signups": [5, 5, 6, 12, 14, 13],
        "visits": [20, 42, 28, 62, 81, 50],
    },
    index=md.date_range(
        start="2018/01/01", end="2018/07/01", freq="ME"
    ),
)
ax = df.plot.area()