condition mean min max 2 h after light 0.7928156666666667 0.0 1.58744 6 h after light 0.9861865 0.406169 2.3727 10 h after light 0.9863463333333333 0.461357 1.81254 14 h after light 0.57146 0.0 1.5364 18 h after light 0.6041115 0.0 1.56989 2 h after dark 1.1832405000000001 0.0 2.83341