condition	mean	min	max
4 h after light	27.133336999999997	26.048865	28.217809
8 h after light	20.8494205	19.917373	21.781468
12 h after light	18.489669	16.960272	20.019066
4 h after dark	22.296247	21.587074	23.00542
8 h after dark	21.2382305	20.311546	22.164915
12 h after dark	20.741857	20.741857	20.741857