0 6590000 SIL
6590000 8990000 tai2
8990000 11920000 qiu2
11920000 16260000 SIL
16260000 18360000 hen2
18360000 19800000 you3
19800000 22190000 yi4
22190000 24850000 si5
24850000 31048750 SIL