import { PrometheusMetricsConfig } from '@n8n/config';
import { LicenseMetricsRepository } from '@n8n/db';
import { CacheService } from '../../services/cache/cache.service';
import type { PrometheusMetricsCollector } from './base';
export declare class PrometheusWorkflowStatisticsMetricsService implements PrometheusMetricsCollector {
    private readonly config;
    private readonly cacheService;
    private readonly licenseMetricsRepository;
    constructor(config: PrometheusMetricsConfig, cacheService: CacheService, licenseMetricsRepository: LicenseMetricsRepository);
    get enabled(): boolean;
    init(): void;
    private createWorkflowStatisticsGauge;
}