The lower and upper specifications for a software upgrade are 77 minutes and 81 minutes. Estimate the percentage of process output that can be expected to fall within the specifications. (Round your answer to 1 decimal place.)

SAMPLE
1		2		3		4		5		6
79.2		80.1		79.6		78.9		80.4		79.7
79.7		78.7		79.6		78.7		79.6		80.6
80.0		81.0		80.2		79.7		80.4		80.5
78.4		80.4		80.3		79.4		78.8		80.0
81.0		80.1		80.8		80.6		78.8		81.1

Expected process output-