condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.011833666666666666 0.0 0.035501 12 h after light 0.3523813333333333 0.165757 0.627525 4 h after dark 0.27918533333333334 0.207709 0.35225 8 h after dark 0.491028 0.154053 1.04153 12 h after dark 0.060839000000000004 0.0 0.182517