condition mean min max 3 h after light 0.099761 0.0 0.167609 6 h after light 0.155685 0.0 0.347888 9 h after light 0.15418700000000002 0.118045 0.213955 12 h after light 0.19433225 0.105242 0.327971 3 h after dark 0.056852999999999994 0.0 0.170559 6 h after dark 0.09006566666666667 0.0 0.270197 9 h after dark 0.1580143333333333 0.0 0.35056 12 h after dark 0.0 0.0 0.0