condition mean min max 0 h after light 1.598475 1.32492 1.87203 2 h after light 1.01406 0.9125 1.11562 4 h after light 1.3224749999999998 1.29873 1.34622 8 h after light 1.1946599999999998 1.02622 1.3631 12 h after light 1.91486 1.41785 2.41187 2 h after dark 1.9536250000000002 1.94646 1.96079 4 h after dark 1.7548050000000002 1.11424 2.39537 8 h after dark 2.459985 1.95592 2.96405 12 h after dark 1.727255 1.41428 2.04023