condition mean min max 0 h after light 0.332136 0.221161 0.443111 4 h after light 0.5560725 0.436105 0.67604 8 h after light 1.108255 1.01308 1.20343 4 h after dark 0.760875 0.3271 1.19465 8 h after dark 0.6008304999999999 0.439304 0.762357 12 h after dark 0.326485 0.220864 0.432106