The WHO continues to issue regular updates posted on the WHO main page, as well as other advisories linked from that page. Here is the current update:

Influenza A(H1N1) – update 38

25 May 2009 — As of 06:00 GMT, 25 May 2009, 46 countries have officially reported 12 515 cases of influenza A(H1N1) infection, including 91 deaths. Map of the spread of Influenza A(H1N1): number of laboratory confirmed cases and deaths [png 247kb]