condition mean min max 3 h after light 0.5416529999999999 0.241079 0.879877 6 h after light 0.5635513333333333 0.437968 0.697402 9 h after light 0.611528 0.473283 0.750591 12 h after light 0.91350275 0.369571 1.51919 3 h after dark 1.0258133333333332 0.770151 1.31067 6 h after dark 1.1675756666666666 0.993037 1.29644 9 h after dark 0.993854 0.585632 1.3645 12 h after dark 1.29916 1.11783 1.48049