condition	mean	min	max
4 h after light	42.0195	39.6223	44.4167
8 h after light	28.493949999999998	27.8894	29.0985
12 h after light	20.27265	20.2456	20.2997
4 h after dark	35.760933333333334	33.5844	37.6308
8 h after dark	39.060233333333336	34.6352	44.2169
12 h after dark	50.9589	48.9408	53.1217