condition mean min max 0 h after light 3.020855 3.00696 3.03475 2 h after light 7.20949 6.40114 8.01784 4 h after light 3.36984 3.05529 3.68439 8 h after light 1.8401399999999999 1.74678 1.9335 12 h after light 5.91614 5.79218 6.0401 2 h after dark 6.3816299999999995 5.61098 7.15228 4 h after dark 3.96553 3.43197 4.49909 8 h after dark 4.752575 3.59352 5.91163 12 h after dark 3.132995 2.40733 3.85866