Thetype exposes the following members.
Gets the DayRange indicating the period of time that is covered by this data set.
Gets the number between 0 and 100 (both inclusive) indicating the overall extent to which this data set is based on estimated data.
We would have called this class "DataSet", but we didn't want its name to conflict with that of .NET's System.Data.DataSet class (to which this class has no relation).
This abstract class is not designed to be extended by third-party code, which is why it does not have an accessible constructor.