graph = vl
.markBar()
.data(data)
.width(900)
.height(500)
.encode(
vl
.x()
.fieldN("Skill")
.axis({ labelAngle: 0 })
.sort("-y"),
vl.y().fieldQ("Level"),
vl.color().fieldQ("Level"),
vl.tooltip([
{ field: "Skill", type: "Categorical" },
{ field: "Level", type: "quantitative" }
])
)
.render()