JavaScript
/**
* Create a constructor for sparklines that takes some sensible defaults and merges in the individual
* chart options. This function is also available from the jQuery plugin as $(element).highcharts('SparkLine').
*/
var dataStr = `[{"data":[{"name":"Black Hawk","value":0,"x":0,"y":0},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":1689.06,"x":2,"y":1689.06}],"name":"ADAIR"},{"data":[{"name":"Black Hawk","value":75914.54999999999,"x":0,"y":75914.54999999999},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":0,"x":2,"y":0}],"name":"CEDAR FALLS"},{"data":[{"name":"Black Hawk","value":0,"x":0,"y":0},{"name":"Hamilton","value":540.6899999999999,"x":1,"y":540.6899999999999},{"name":"Adair","value":0,"x":2,"y":0}],"name":"ELLSWORTH"},{"data":[{"name":"Black Hawk","value":9421.17,"x":0,"y":9421.17},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":0,"x":2,"y":0}],"name":"EVANSDALE"},{"data":[{"name":"Black Hawk","value":0,"x":0,"y":0},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":1137.48,"x":2,"y":1137.48}],"name":"FONTANELLE"},{"data":[{"name":"Black Hawk","value":0,"x":0,"y":0},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":1236.3899999999999,"x":2,"y":1236.3899999999999}],"name":"GREENFIELD"},{"data":[{"name":"Black Hawk","value":235.89999999999998,"x":0,"y":235.89999999999998},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":0,"x":2,"y":0}],"name":"HUDSON"},{"data":[{"name":"Black Hawk","value":0,"x":0,"y":0},{"name":"Hamilton","value":337.22,"x":1,"y":337.22},{"name":"Adair","value":0,"x":2,"y":0}],"name":"JEWELL"},{"data":[{"name":"Black Hawk","value":1538.5299999999997,"x":0,"y":1538.5299999999997},{"name":"Hamilton","value":0,"x":1,"y":0},{"name":"Adair","value":0,"x":2,"y":0}],"name":"LA PORTE CITY"},{"data":[{"name":"Black...