condition	mean	min	max
4 h after light	22.5510135	21.962802	23.139225
8 h after light	17.424429	16.881069	17.967789
12 h after light	25.037093	18.951336	31.12285
4 h after dark	16.267532	14.371372	18.163692
8 h after dark	18.427514000000002	13.461354	23.393674
12 h after dark	15.844596	15.844596	15.844596