Arrangement of the Dvorak Keyboard Layout and the traditional QWERTY. The red are the most frequent letters used in pinyin, followed by yellow, then green.
Xah Lee, 2005-09-01
The following is a letter frequency of Chinese in pinyin. The data it is based on is not large, but it does give a rough indication of pinyin letter frequency.
Tones 4 9714 2 7137 1 6805 3 5125 5 1547 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)
This table is compiled by Dylan Sung, taken from his post in newsgroup sci.lang of 2005-08-27, subject: “Letter frequency of Chinese pinyin”. (Source)
Originally, i'm curious about frequency of pinyin because i'm wondering whether Dvorak keyboard is also very efficient in typing pinyin than qwerty.
Arrangement of the Dvorak Keyboard Layout and the traditional QWERTY. The red are the most frequent letters used in pinyin, followed by yellow, then green.
For the list of letter frequencies of English text, see Wikipedia: Letter frequencies.