condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.19743433333333335 0.0 0.592303 9 h after light 0.0 0.0 0.0 12 h after light 0.14610575 0.0 0.584423 3 h after dark 0.24160466666666666 0.0 0.724814 6 h after dark 0.20873133333333335 0.0 0.626194 9 h after dark 0.31233700000000003 0.0 0.937011 12 h after dark 0.0 0.0 0.0