condition	mean	min	max
4 h after light	26.956527	20.138652	33.774402
8 h after light	30.774474	21.719684	39.829264
12 h after light	21.862244	18.151027	25.573461
4 h after dark	18.9346635	17.237479	20.631848
8 h after dark	19.4892515	17.258819	21.719684
12 h after dark	15.663284	15.663284	15.663284