condition mean min max 4 h after light 0.0173447 0.0 0.0520341 8 h after light 0.0 0.0 0.0 12 h after light 0.07472943333333333 0.0 0.177344 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.030649700000000002 0.0 0.0919491