condition mean min max 4 h after light 5.096629999999999 3.74097 6.45229 8 h after light 1.361815 0.0 2.72363 12 h after light 1.76502 0.0 3.53004 4 h after dark 0.7847933333333333 0.0 2.35438 8 h after dark 0.83034 0.0 2.49102 12 h after dark 16.122666666666667 6.84295 34.5592