I have been asked to reply.
Data for the period from April 2008 to January 2009 are shown in the following table.
Number Police force English language Welsh language Dyfed Powys Police1 311,458 8,127 Gwent Police 185,170 2— North Wales Police 513,579 12,583 South Wales Police3 59,547 1,385 1 Dyfed Powys Police began collecting data for Welsh language calls in November 2008 2 English only used 3 South Wales Police do not collect force-wide data. The data shown here are for Cardiff only.