condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.054456000000000004 0.0 0.163368 12 h after light 0.05542626666666666 0.0 0.0946291 4 h after dark 0.25173633333333334 0.201096 0.316955 8 h after dark 0.22740223333333334 0.0879477 0.396058 12 h after dark 0.35536799999999996 0.266501 0.520987