RRD 0003 /%��C+[ , 42 DERIVE X �� AVERAGE @ �? MIN @ �? MAX @ �? AVERAGE � �? MIN � �? MAX � �? AVERAGE �? MIN �? MAX �? AVERAGE � �? MIN � �? MAX � �? ��bb 9 �� �� �� �� �� �� � � � t N � e � � �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� �� ��