condition mean min max 4 h after light 2.699799 2.650191 2.791827 8 h after light 2.063014 1.49127 2.371539 12 h after light 1.3738506666666668 1.308676 1.497292 16 h after light 6.295529666666666 2.3328 13.946929999999998 4 h after dark 2.19562 2.035698 2.503028 8 h after dark 1.465093 1.4014520000000001 1.502501