https://en.wikipedia.org/wiki/2009_flu_pandemic#United_States https://en.wikipedia.org/wiki/2009_flu_pandemic#United_State... CDC estimates that between 43 mil

https://en.wikipedia.org/wiki/2009_flu_pandemic#United_States https://en.wikipedia.org/wiki/2009_flu_pandemic#United_State... CDC estimates that between 43 million and 89 million cases of 2009 H1N1 occurred between April 2009 and 10 April 2010. The mid-level in this range is about 61 million people infected with 2009 H1N1. CDC estimates that between about 195,000 and 403,000 H1N1-related hospitalizations occurred between April 2009 and 10 April 2010. The mid-level in this range is about 274,000 2009 H1N1-related hospitalizations. CDC estimates that between about 8,870 and 18,300 2009 H1N1-related deaths occurred between April 2009 and 10 April 2010. The mid-level in this range is about 12,470 2009 H1N1-related deaths.