condition mean min max 1 h after light 7.3786981 6.033920666 8.723475534 3 h after light 7.116455698333334 6.3103956210000005 7.69391616 5 h after light 8.875022997333334 6.720030949 12.22001451 7 h after light 7.897336446333333 6.995368059 8.443393979 9 h after light 7.509934974333333 6.379011521 9.599633799 11 h after light 7.140847413666666 5.8484837139999994 9.383659638 1 h after dark 9.921718185 7.615716684 12.19644527 3 h after dark 12.275154764 7.884649332 14.51830822 5 h after dark 14.928832337333333 9.776982352000001 22.18442537 7 h after dark 11.360028680666666 7.059411352000001 16.38245685 9 h after dark 12.83767188 10.71302271 14.38971677 11 h after dark 11.327074316666668 10.46395602 12.02415872