condition	mean	min	max
4 h after light	33.05	30.7993	35.3007
8 h after light	34.525400000000005	33.3519	35.6989
12 h after light	40.251850000000005	39.7652	40.7385
4 h after dark	49.72465	48.437	51.0123
8 h after dark	60.889700000000005	60.756	61.0234
12 h after dark	51.6229	48.6398	54.606