condition mean min max 4 h after light 0.327706 0.0 0.676648 8 h after light 0.6859106666666667 0.143511 1.50718 12 h after light 0.279643 0.128141 0.521161 4 h after dark 0.8324486666666666 0.553759 1.01064 8 h after dark 0.38402000000000003 0.333059 0.43625 12 h after dark 0.31559866666666664 0.244622 0.409898