condition mean min max 2 h after light 0.9583283333333333 0.757355 1.30317 6 h after light 0.6706110000000001 0.395727 1.08443 10 h after light 0.641503 0.428029 0.888981 2 h after dark 1.095637 0.984561 1.20838 6 h after dark 1.3202556666666667 0.827877 1.71351 10 h after dark 1.0733013333333332 0.942294 1.1879