condition	mean	min	max
4 h after light	356.46500000000003	355.459	357.471
8 h after light	79.4922	75.2871	83.6973
12 h after light	14.608	12.6551	16.5609
4 h after dark	42.536699999999996	39.7435	45.3299
8 h after dark	135.7935	133.89	137.697
12 h after dark	327.16049999999996	324.109	330.212