Table 2.

Summarization of statistics where changes represent the alarms raised by the 0th D-MDL and signs were alarms raised by either the 1st or the 2nd D-MDL.

Measurement	Gaussian	Exponential
Total number of changes	106	54
Number/percentage of changes whose signs were detected by either the 1st or the 2nd D-MDL	68/$64\%$	26/$48\%$
Number of days before which the first sign was detected by either the 1st or the 2nd D-MDL for a change	$6.25\pm 6.04$	$11.27\pm 7.72$
Total number of changes that allowed for the 1st/2nd D-MDL sign detection	88/81	53/53
Number of changes whose signs were detected by the 1st/2nd D-MDL	65/27	26/6
Number of days before which the first 1st D-MDL sign was detected for a change	$6.35\pm 5.91$	$11.27\pm 7.72$
Number of days before which the first 2nd D-MDL sign was detected for a change	$5.56\pm 6.50$	$5.17\pm 5.67$
Number of changes and signs before the event for the downward countries	$4.30\pm 2.79$	-
Number of changes and signs before the event for the non-downward countries	$5.96\pm 4.22$	-
Number of days from event’s date to the first downward change’s date for downward countries	$30.00\pm 8.28$	-
Number of days from event’s date to Apr. 30 for non-downward countries	$36.54\pm 7.28$	-
Number of decreasing changes and signs for the downward countries	-	$10.60\pm 6.67$
Number of decreasing changes and signs the non-downward countries	-	$9.96\pm 9.65$