# Pinyin Letter Frequency on Dvorak Layout. 拼音字母頻率, Dvorak 鍵盤佈局

The following is a letter frequency of Chinese in pinyin. The purpose of this study is to find out whether the Dvorak Keyboard Layout is efficient for using Chinese pinyin input method.

Letters i 12620 n 11269 a 9314 u 7075 g 6922 e 6851 h 6815 o 5519 z 3545 d 3363 s 2585 y 2571 j 2299 l 1522 b 1422 x 1361 c 1150 w 1097 r 1073 m 930 f 925 t 881 q 717 k 448 p 255 v 12 (v is u umlaut as in nv (woman) etc)

Tones 4 9714 2 7137 1 6805 3 5125 5 1547

The pinyin frequency table is from 〔Letter frequency of Chinese pinyin By Dylan Sung. @ http://www.dylwhs.talktalk.net/scilang/pinyin-stats.htm〕

## Pinyin Letter Frequency Distribution Based on Short Text

The following tables are letter distributions on qwerty and dvorak. The input is a 403 words chinese blog written in pinyin. Source: 〔Dvorak 键盘 By 潘永之. @ http://fatduck.org/dvorak/〕

### QWERTY

q 0.56% |
w 2.01% |
e 6.51% |
r 0.32% |
t 1.77% |
y 2.81% |
u 7.40% |
i 12.70% |
o 6.51% |
p 0.16% |
40.76% |

a 13.75% |
s 1.53% |
d 3.54% |
f 0.72% |
g 4.18% |
h 6.27% |
j 1.77% |
k 0.80% |
l 2.41% |
; |
34.97% |

z 1.93% |
x 1.61% |
c 3.22% |
v 0.00% |
b 2.01% |
n 8.52% |
m 1.45% |
, 1.61% |
. 3.94% |
/ |
24.28% |

### Dvorak

' 0.00% |
, 1.61% |
. 3.94% |
p 0.16% |
y 2.81% |
f 0.72% |
g 4.18% |
c 3.22% |
r 0.32% |
l 2.41% |
19.37% |

a 13.75% |
o 6.51% |
e 6.51% |
u 7.40% |
i 12.70% |
d 3.54% |
h 6.27% |
t 1.77% |
n 8.52% |
s 1.53% |
68.49% |

; |
q 0.56% |
j 1.77% |
k 0.80% |
x 1.61% |
b 2.01% |
m 1.45% |
w 2.01% |
v 0.00% |
z 1.93% |
12.14% |

## Pinyin Letter Frequency Distribution Based on Character Set

The following is distribution of qwerty and dvorak. The input file is all characters in GB2312, a total of 6727 chars. (chinese_characters_GB2312.txt)

### QWERTY

q 1.54% |
w 0.97% |
e 4.94% |
r 0.53% |
t 1.29% |
y 2.78% |
u 9.94% |
i 13.26% |
o 6.11% |
p 1.10% |
42.46% |

a 11.80% |
s 2.29% |
d 1.54% |
f 0.97% |
g 6.53% |
h 6.25% |
j 2.49% |
k 0.94% |
l 2.25% |
; |
35.06% |

z 2.63% |
x 1.93% |
c 2.06% |
v 0.12% |
b 1.52% |
n 12.88% |
m 1.35% |
, |
. |
/ |
22.48% |

### Dvorak

' 0.00% |
, 0.00% |
. 0.00% |
p 1.10% |
y 2.78% |
f 0.97% |
g 6.53% |
c 2.06% |
r 0.53% |
l 2.25% |
16.22% |

a 11.80% |
o 6.11% |
e 4.94% |
u 9.94% |
i 13.26% |
d 1.54% |
h 6.25% |
t 1.29% |
n 12.88% |
s 2.29% |
70.30% |

; |
q 1.54% |
j 2.49% |
k 0.94% |
x 1.93% |
b 1.52% |
m 1.35% |
w 0.97% |
v 0.12% |
z 2.63% |
13.48% |