declare global {
    interface Number {
        add: (num: number | string, fixed?: number) => number;
        sub: (num: number | string, fixed?: number) => number;
        mul: (num: number | string, fixed?: number) => number;
        div: (num: number | string, fixed?: number) => number;
        mod: (num: number | string, fixed?: number) => number;
        _toFixed: (fixed?: number) => number;
        _toPrecision: (fixed?: number) => number;
        _toThousands: (fixed?: number) => number;
        _toFormatWithUnit: () => number;
    }
}
declare const _default: {
    height: number;
    yAxis: {
        label: {
            formatter: (v: number | string) => number;
        };
        min: number;
    };
    xAxis: {
        type: string;
        nice: boolean;
    };
    legend: any;
    autoFit: boolean;
};
export default _default;