docs: private void setProprietaryInformationIndicator(
  			RROtherProjectInfo12Document.RROtherProjectInfo12 rrOtherProjectInfo) {
  		YesNoDataType.Enum answer = null;
  		String propertyInformationAnswer = getAnswer(PROPRIETARY_INFORMATION_INDICATOR, answerHeaders);
  		if (propertyInformationAnswer != null && !propertyInformationAnswer.equals(NOT_ANSWERED)) {
      		answer = YnqConstant.YES.code().equals(
                      propertyInformationAnswer) ? YesNoDataType.Y_YES : YesNoDataType.N_NO;
      		rrOtherProjectInfo.setProprietaryInformationIndicator(answer);
  		} else {
  		    rrOtherProjectInfo.setProprietaryInformationIndicator(null);
          }
  	}