/**
 * [Sector Performance](https://iexcloud.io/docs/api/#sector-performance)
 *
 * This returns an array of each sector and performance for the current trading day. Performance is based on each sector ETF.
 * Only included with paid subscription plans
 */
export declare const sectorPerformance: () => Promise<readonly SectorPerformance[]>;
export interface SectorPerformance {
    /** The type of performance data return. Should always be sector */
    readonly type: string;
    /** The name of the sector */
    readonly name: string;
    /** Change percent of the sector for the trading day. */
    readonly performance: number;
    /** Last updated time of the performance metric represented as millisecond epoch. */
    readonly lastUpdated: number;
}