condition mean min max 4 h after light 0.446072 0.143683 0.748461 8 h after light 1.69699 1.0249 2.36908 12 h after light 1.0412735 0.274317 1.80823 4 h after dark 0.8853676666666667 0.285544 2.0261 8 h after dark 0.16069166666666668 0.103886 0.257652 12 h after dark 0.150082 0.113086 0.193407