condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.21032833333333334 0.0 0.398884 12 h after light 0.44470366666666666 0.141014 0.805153 3 h after dark 1.1029433333333334 0.813709 1.49883 6 h after dark 0.8953673333333333 0.410425 1.36085 9 h after dark 0.731956 0.522428 0.984577 12 h after dark 0.0 0.0 0.0