condition mean min max 4 h after light 0.2566275 0.170199 0.343056 8 h after light 0.148651 0.111178 0.186124 12 h after light 0.287488 0.169729 0.405247 4 h after dark 0.3584015 0.33109 0.385713 8 h after dark 0.4811335 0.471604 0.490663 12 h after dark 0.24573250000000002 0.146381 0.345084