condition	mean	min	max
4 h after light	25527.669443333332	18108.47333	34733.115
8 h after light	28323.545556666668	27815.8	28909.33
12 h after light	22771.732223333333	20126.28667	24221.02333
1.5 h after dark	18289.79111	14761.29333	22224.53333
5.5 h after dark	16868.14111	14335.88333	19350.31667
9.5 h after dark	14900.418886666666	13273.75	15765.92333