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 0.440475 0.432566 0.448384 8 h after light 0.4557355 0.0 0.911471 12 h after light 0.0 0.0 0.0 2 h after dark 0.2271575 0.0 0.454315 4 h after dark 0.22009 0.0 0.44018 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0