above-below-line-null.json

{
    "config": {
        "type": "line",
        "data": {
            "labels": ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13"],
            "datasets": [{
                "borderColor": "rgb(42, 90, 145)",
                "data": [4, 12, 30, 36, 45, 53, 68, 79, null, 95, 18, null, 18, 180],
                "fill": {
                  "target": "+1",
                  "above": "rgba(4, 142, 43, 0.5)",
                  "below": "rgba(241, 49, 34, 0.5)"
                }
            }, {
                "borderColor": "#00ADEE",
                "data": [0, 0, 0, 0, 0, 0, 20, 108, null, 72, 72, null, 72, 72],
                "fill": false
            }]
        },
        "options": {
            "responsive": false,
            "spanGaps": false,
            "scales": {
                "x": {
                    "display": false
                },
                "y": {
                    "display": false
                }
            },
            "elements": {
                "point": {
                    "radius": 0
                },
                "line": {
                    "cubicInterpolationMode": "monotone",
                    "borderColor": "transparent"
                }
            },
            "plugins": {
                "legend": false,
                "title": false,
                "tooltip": false
            }
        }
    },
    "options": {
        "canvas": {
            "height": 256,
            "width": 512
        }
    }
}