该数据集由一包文件组成,每个文件跟踪某些行业的正规化投入成本。 Producer Price Index_datasets.txt pc.txt pc.data.75.Construction.csv pc.data.67.AdministrativeandSupportServ.csv pc.series.csv pc.product.csv pc.period.csv pc.industry.csv pc.footnote.csv pc.data.81.OtherServices.csv pc.data.77.Recreation.csv pc.data.76.WholesaleTrade.csv pc.data.74.PremiumsforPropandCasualtyIns.csv pc.data.73.MiscellaneousStoreRetailers.csv pc.data.72.RecyclableMaterials.csv pc.data.71.Accommodation.csv pc.data.70.WasteMgtandRemediationServ.csv pc.data.63.ProfessionalandTechnicalServ.csv pc.data.62.RentalandLeasingServices.csv pc.data.61.EducationalServices.csv pc.data.59.RealEstate.csv pc.data.58.InsuranceCarriers.csv pc.data.57.Finance.csv pc.data.56.ISPsSearchPortandDataProcess.csv pc.data.55.Telecommunications.csv pc.data.54.Broadcasting.csv pc.data.53.Publishing.csv pc.data.51.NursingResidentialCareFacil.csv pc.data.50.Hospitals.csv pc.data.47.AmbulatoryHealthCareServices.csv pc.data.46.Utilities.csv pc.data.45.WarehousingStorage.csv pc.data.44.CouriersAndMessengers.csv pc.data.43.PostalService.csv pc.data.42.TransportationSupport.csv pc.data.40.PipelineTransportation.csv pc.data.39.TruckTransportation.csv pc.data.38.WaterTransportation.csv pc.data.37.RailTransportation.csv pc.data.36.AirTransportation.csv pc.data.35.NonstoreRetailers.csv pc.data.34.GeneralStores.csv pc.data.33.SportsMusicStores.csv pc.data.32.ClothingStores.csv pc.data.31.GasolineStations.csv pc.data.30.HealthStores.csv pc.data.29.FoodBeverageStores.csv pc.data.28.BuildingGardenStores.csv pc.data.27.ElectronicsStores.csv pc.data.26.FurnitureStores.csv pc.data.25.MotorVehicleDealers.csv pc.data.24.Miscellaneous.csv pc.data.23.Furniture.csv pc.data.22.TransportationEquipment.csv pc.data.21.ElectricalMachinery.csv pc.data.20.ComputerProduct.csv pc.data.19.Machinery.csv pc.data.18.FabricatedMetalProduct.csv pc.data.17.PrimaryMetal.csv pc.data.16.NonmetallicMineral.csv pc.data.15.PlasticsR