condition	mean	min	max
4 h after light	3628.4	3628.4	3628.4
8 h after light	3217.5	3023.3	3411.7
12 h after light	3346.7	3087.3	3606.1
4 h after dark	2675.8	2294.1	3057.5
8 h after dark	1938.1999999999998	1909.6	1966.8
12 h after dark	1688.35	1666.0	1710.7