condition mean min max 3 h after light 0.568296 0.0 0.922255 6 h after light 0.0 0.0 0.0 9 h after light 0.2681133333333333 0.0 0.499519 12 h after light 0.33488425 0.0 0.765713 3 h after dark 0.3982033333333333 0.0 1.19461 6 h after dark 0.424467 0.0 0.820442 9 h after dark 1.08206 0.0 2.093 12 h after dark 0.4008435 0.313493 0.488194