condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.38614899999999996 0.370009 0.402289 4 h after dark 0.0 0.0 0.0 8 h after dark 0.194918 0.0 0.389836 12 h after dark 0.0 0.0 0.0