condition mean min max 3 h after light 2.3003125 0.314214 4.84695 7 h after light 3.1427545833333332 0.60504 6.65454 11 h after light 3.4363905 0.824742 7.9135 2 h after dark 3.16327025 0.527276 7.94656 6 h after dark 2.8049291666666667 0.563407 6.37656 10 h after dark 2.7840196666666666 0.66079 6.64582