import { GroupBy } from './Config';
export interface EstimationResult {
    readonly timestamp: Date;
    readonly serviceEstimates: ServiceData[];
    periodStartDate?: Date;
    periodEndDate?: Date;
    groupBy: GroupBy;
}
export interface ServiceData {
    readonly cloudProvider: string;
    readonly kilowattHours: number;
    readonly co2e: number;
    readonly cost: number;
    readonly usesAverageCPUConstant?: boolean;
    readonly accountId: string;
    accountName: string;
    serviceName: string;
    region: string;
    tags?: TagCollection;
}
export interface TagCollection {
    [index: string]: string;
}
export declare const reduceByTimestamp: (estimationResults: EstimationResult[]) => EstimationResult[];