China's annual producer price inflation quickened to 2.9 percent in April from 2.7 percent in March, the National Bureau of Statistics said on Friday.

Producer prices in the first four months also rose 2.9 percent from a year earlier.

Chinese producer price index (percent change from a year earlier):

Apr	Mar	Feb	Jan	Dec	Nov	Oct	Sep	Aug	Jul	Jun	May	Apr
2.9	2.7	2.6	3.3	3.1	2.8	2.9	3.5	3.4	3.6	3.5	2.4	1.9