Yamaha cơ
-17%
-13%
-6%
-17%
-10%
-8%
-8%
-8%
-10%
-10%
-18%
-8%
-8%
-12%
-15%
-16%
-29%
-19%
-27%
-19%
-13%
-17%
-13%
-14%
-20%
-17%
-8%
-8%
-9%
-11%
-22%
-10%
-14%
-14%
-8%
-6%
-8%
-5%
-12%
-12%
-8%
-13%
-6%
-9%
Kawai Cơ
-19%
-20%
-22%
-16%
-16%
-18%
-19%
-14%
-16%
-20%
-14%
-30%
-13%
-11%
-17%
-22%
Các Hãng khác
-23%
-25%
-21%
-21%
-20%
-40%
-13%
-13%
-13%
-13%
-11%
-24%
-28%
-17%
-17%
-16%
-22%
-17%
-13%
-23%
-17%
-17%
-9%
-18%
-13%
-17%
-17%
-15%
-11%
-20%
-21%
-16%
-13%
-13%
-17%
