plot_plot = Plot.plot({
x: {domain: [new Date("2020-12-30"), new Date("2021-02-11")],grid:false, ticks:10},
y: {domain: [0, 100]}, grid: true,
width:width,
marginLeft:60,
marks:[
Plot.line(state_data, {x: "Date", y:"Rate", z:"Location", stroke:"lightgrey"}),
Plot.line(vals.objects(),{x: 'Date', y:'rate', stroke:"rgb(46, 114, 101)", strokeWidth:3}),
]
})