condition	mean	min	max
4 h after light	59.4424805	57.300861	61.5841
8 h after light	44.413443	43.223125	45.603761
12 h after light	44.538424	37.568	51.508848
4 h after dark	52.1043085	49.27208	54.936537
8 h after dark	54.615821	52.115112	57.11653
12 h after dark	52.324295	52.324295	52.324295