condition mean min max 3 h after light 0.0208949 0.0 0.0383051 6 h after light 0.0057778 0.0 0.0173334 9 h after light 0.03394423333333334 0.0171702 0.046681 12 h after light 0.0428417725 0.00765399 0.0643565 3 h after dark 0.10475233333333334 0.0591675 0.186064 6 h after dark 0.061722233333333335 0.0423299 0.0937101 9 h after dark 0.0749464 0.0269417 0.108664 12 h after dark 0.051027050000000004 0.0488276 0.0532265