condition mean min max 0 h after light 1.0325644999999999 0.980969 1.08416 4 h after light 0.8100105 0.74898 0.871041 8 h after light 1.22834 1.0067 1.44998 4 h after dark 1.507755 1.37788 1.63763 8 h after dark 1.140585 1.05684 1.22433 12 h after dark 1.1653799999999999 1.0885 1.24226