condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.034961 0.0 0.104883 9 h after light 0.012504366666666667 0.0 0.0375131 12 h after light 0.036484333333333334 0.0 0.109453 3 h after dark 0.0 0.0 0.0 6 h after dark 0.015997733333333333 0.0 0.0479932 9 h after dark 0.0 0.0 0.0 12 h after dark 0.060798866666666666 0.0 0.134952