Influenza kills somewhere between 3,000 to 40,000 Americans annually.   According to the Centers for Disease Control " from the 1976-1977 season to the 2006-2007 flu season, flu-associated deaths ranged from a low of about 3,000 to a high of about 49,000 people."  with an average of about 25,000 deaths per year. So far this year, there have been 18 pediatric deaths.  It's very early in the seaso…