export declare class LoadData {
    o: any;
    sSymbol: string;
    iPeriod: number;
    sPeriod: string;
    static oDF: Map<any, any>;
    static addDF(sSymbolPeriod: string, df: any): void;
    static deleteDF(): void;
    static getDF(sSymbolPeriod: string): any;
    constructor(sSymbol: string, iPeriod: number);
    getData(df?: any): any;
}