condition mean min max 0 h after light 0.8304975 0.799891 0.861104 2 h after light 0.7120955 0.600985 0.823206 4 h after light 0.72949 0.609562 0.849418 8 h after light 1.545625 1.37679 1.71446 12 h after light 2.626415 2.20928 3.04355 2 h after dark 3.127265 2.68603 3.5685 4 h after dark 2.15055 1.9947 2.3064 8 h after dark 2.4220499999999996 2.02431 2.81979 12 h after dark 0.8703565 0.782688 0.958025