condition mean min max 3 h after light 0.096815 0.0 0.290445 6 h after light 0.0 0.0 0.0 9 h after light 0.202261 0.0 0.385783 12 h after light 0.31584433333333334 0.117192 0.669137 3 h after dark 0.204681 0.165597 0.270499 6 h after dark 0.14132433333333333 0.0 0.253428 9 h after dark 0.07236233333333333 0.0 0.217087 12 h after dark 0.0 0.0 0.0