condition mean min max 0 h after light 0.302333 0.274581 0.330085 4 h after light 0.3284885 0.223822 0.433155 8 h after light 0.4362195 0.111803 0.760636 4 h after dark 0.43233049999999995 0.431478 0.433183 8 h after dark 0.406098 0.109083 0.703113 12 h after dark 0.299244 0.214591 0.383897