condition mean min max 4 h after light 180.3896165 121.997719 238.781514 8 h after light 97.915627 93.966587 101.864667 12 h after light 142.789905 98.846042 186.733768 4 h after dark 177.99902600000001 146.682193 209.315859 8 h after dark 216.98549400000002 215.156972 218.814016 12 h after dark 347.843589 347.843589 347.843589