condition	mean	min	max
4 h after light	1353.7	1353.7	1353.7
8 h after light	1406.1	1128.8	1683.4
12 h after light	966.45	821.0	1111.9
4 h after dark	912.0	858.5	965.5
8 h after dark	1145.25	1087.6	1202.9
12 h after dark	1410.55	1160.6	1660.5