condition	mean	min	max
4 h after light	78.5036	76.936	80.0712
8 h after light	46.7134	43.9432	49.4836
12 h after light	68.5835	68.3246	68.8424
4 h after dark	97.91293333333333	95.18	100.344
8 h after dark	108.15866666666666	103.88	112.382
12 h after dark	101.1997	97.1748	108.772