condition mean min max 2 h after light 1.1725079999999999 0.318741 2.35336 6 h after light 1.7947515 0.30397 5.53849 10 h after light 2.8765711666666665 0.28086 8.50809 14 h after light 3.016713 0.317429 10.983 18 h after light 2.0550715 0.272884 6.81131 2 h after dark 2.013135333333333 0.0 9.04778