CREATE TABLE [dbo].[TabImbGrp] (
    [CodPackag] NVARCHAR (50)   NOT NULL,
    [NumImb]    DECIMAL (9, 6)  CONSTRAINT [DF_TabImbGrp_NumImb] DEFAULT ((0)) NOT NULL,
    [TotOut]    DECIMAL (18, 6) CONSTRAINT [DF_TabImbGrp_TotOut] DEFAULT ((0)) NOT NULL,
    [Durata]    DECIMAL (18, 6) CONSTRAINT [DF_TabImbGrp_Durata] DEFAULT ((0)) NOT NULL,
    CONSTRAINT [PK_TabImbGrp] PRIMARY KEY CLUSTERED ([CodPackag] ASC)
);