primaryPeriod
List of trend data in the primary period
SerializablecomparativePeriod(List<TrendData> comparativePeriod) booleaninthashCode()primaryPeriod(List<TrendData> primaryPeriod) voidsetComparativePeriod(List<TrendData> comparativePeriod) voidsetPrimaryPeriod(List<TrendData> primaryPeriod) toString()