condition mean min max 4 h after light 67.5938645 34.889715 100.298014 8 h after light 55.490577 55.365612 55.615542 12 h after light 79.1070635 73.597191 84.616936 4 h after dark 185.413378 67.693939 303.132817 8 h after dark 313.3366335 220.207802 406.465465 12 h after dark 367.663386 367.663386 367.663386