Growth of Internet

From John Quarterman at MIDS (Matrix Information and Directory Services):

January 1985 -- 15,000 users

January 1989 -- 245,000 users

January 1991 -- 900,000 users

January 1993 -- 3 million users

January 1994 -- 7 million users

January 1995 -- 16 million users

January 1996 -- 31 million users

January 1997 -- 63 million users

January 1998 -- 100 million users

January 1999 -- 200 million users

January 2000 -- 300 million users

January 2001 -- 400 million users

January 2002 -- 600 million users

January 2005 -- 1.2 billion users