condition mean min max 0 h after light 11.57675 11.2993 11.8542 4 h after light 10.58485 10.0054 11.1643 8 h after light 11.5372 11.3465 11.7279 4 h after dark 12.49285 12.2506 12.7351 8 h after dark 13.16855 12.9383 13.3988 12 h after dark 10.869150000000001 10.0714 11.6669