condition	mean	min	max
4 h after light	13.487749999999998	12.3852	14.5903
8 h after light	18.93185	18.7679	19.0958
12 h after light	25.75445	24.9433	26.5656
4 h after dark	23.1276	21.2121	25.0431
8 h after dark	19.79975	19.1299	20.4696
12 h after dark	18.002049999999997	17.8251	18.179