X ,Y 6.5,7.1 6.8,6.7 7.2,8.2 7.3,7.6 7.3,7.7 7.6,7.9 7.8,8.0 7.9,8.2 8.1,8.6 8.2,8.2 8.4,8.8 8.5,8.6 8.9,9.3 9,8.5