condition mean min max 1 h after light 6.0494815335 5.8755604439999995 6.223402622999999 3 h after light 7.562705275333333 7.080739624 8.126884644 5 h after light 8.210103565 7.428051096 8.840926584 7 h after light 7.942254722333333 6.751489379 8.796944695 9 h after light 8.812002408333333 7.916433709 9.667990066 11 h after light 7.900674729666667 6.26533025 9.648783414 13 h after light 10.049333366333332 9.380761546 11.21982763 15 h after light 9.482015135 8.915899357 10.19335954 1 h after dark 9.689312337 8.095920061000001 10.73687469 3 h after dark 10.23178634 8.82188236 11.35097177 5 h after dark 9.26551417 8.984683063 9.688970794 7 h after dark 9.005948269666668 7.3680384320000005 10.02847878