condition	mean	min	max
4 h after light	29831.5	29831.5	29831.5
8 h after light	26406.25	25330.6	27481.9
12 h after light	23855.8	22340.6	25371.0
4 h after dark	30340.5	20803.1	39877.9
8 h after dark	29121.95	23506.1	34737.8
12 h after dark	26307.35	24223.8	28390.9