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 0.0 0.0 0.0 8 h after light 0.4846215 0.0 0.969243 12 h after light 0.537695 0.0 1.07539 2 h after dark 0.0 0.0 0.0 4 h after dark 0.452738 0.0 0.905476 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0