Table 005 Numbers of WWW sites, Dec 90-Jan 98 ----------------------------------------------------- Date No. of Web servers Internet Host/ Web server ratio ------------------------------------------------------ 1991 May* 1 490,000 (d) 1992 Nov* 26 43,692 1993 Jan* 50 26,260 1993 Jul** 130 13,661 1993 Sep Mosaic is released (a) 1993 Oct* 200 plus ?? 1993 Dec** 623 3,558 1994 Jan (b) 880 ** 2,519 1994 Jun* 1,500 plus 2,140 1994 Jul** 2,738 1,173 1994 Oct Netscape is released (c) 1994 Dec** 10,022 484 1995 Jul** 23,500 283 1996 Jan** 100,000 95 1996 Jun*** 300,000 43 1997 Jan*** 650,000 30 1997 Jul*** 1,203,096 16.2 1998 Jan*** 1,834,710 16.2 ----------------------------------------------------- * web data from Cailliau (1995), host data from Network Wizards (1998) ** web and host data from Gray (1996) *** web data from Zakon (1998), host data from Network Wizards (1998) (a) NCSA releases free working versions of Mosaic browser for all common platforms: X, PC/Windows and Macintosh. (b) On the 25 Jan 1994, on the day of launching Coombsweb (coombs.anu.edu.au), there were around 850-880 WWW servers registered with CERN. Host data from Network Wizards (1998) (c) Reid (1997:33) (d) estimated from Network Wizards (1998) data from Jan 91 and Jul 97