condition mean min max 3 h after light 1.1468970833333334 0.22406 2.36931 7 h after light 1.8205995 0.389787 3.78826 11 h after light 1.9422478333333333 0.682604 4.78561 2 h after dark 2.6796491666666666 0.70907 5.50429 6 h after dark 1.7634930833333333 0.499009 3.31872 10 h after dark 1.4411545 0.303918 2.29066