Development of marathon record

Development of the world record in marathon (note: an August ruling by the IAAF allows new marks to be called world records instead of worlds bests):

Two hours, 55 minutes, 18.4 seconds John Haynes, United States; July 24, 1908, London. 2:52:45.4 Robert Fowler, United States, Jan. 1, 1909, Yonkers; 2:46:52.8 James Clark, United States, Dec. 2, 1909, New York; 2:46:04.6 Albert Raines, United States, May 8, 1909, New York; 2:42:31 Henry Barret, Britain, May 26, 1909, London; 2:40:34.2 Thure Johansson, Sweden, Aug. 31, 1909, Stockholm; 2:38:16.2 Harry Green, Britain, May 12, 1913, London; 2:36:06.6 Alexis Ahlgren, Sweden, May 31, London; 2:32:35.8 Hannes Kolehmainen, Finland, Aug. 22, 1920, Antwerpen; 2:29:01.8 Albert Michelsen, United States, Oct. 12, 1925, Port

Chester; 2:27:49 Fusashige Suzuki, Japan, March 31, 1935, Tokyo; 2:26:44 Yasuo Ikenaka, Japan, April 3, 1935, Tokyo; 2:26:42 Kitei Son, Japan, and Sohn Kee Chung, Korea, March 11, 1935, Tokyo; 2:25:39 Yun Bok Suh, Korea, April 19, 1947, Boston; 2:20:42.2 Jim Peters, Britain, June 14, 1952, Chiswick; 2:18:40.4 Jim Peters, Britain, June 13, Chiswick; 2:18:34.8 Jim Peters, Britain, April 10, 1953, Turku, Finland; 2:17:39.4 Jim Peters, Britain, June 26, 1954, Chiswick; 2:15:17 Sergei Popov, Soviet Union, Aug. 24, 1958, Stockholm; 2:15:16.2 Abebe Bikila, Ethiopia, Sept. 10, Rome; 2:15:15.8 Toru Terasawa, Japan, Feb. 17, 1963, Tokyo; 2:14:28 Leonard Edelen, United States, June 15, Chiswick; 2:13:55 Basil Heatley, Britain, June 13, Chiswick; 2:12:11.2 Abebe Bikila, Ethiopia, Oct. 21, 1964, Tokyo; 2:12:00 Morio Shigematsu, Japan, June 12, 1965, Chiswick; 2:09:36.4 Derek Clayton, Australia, Dec. 3, 1967, Fukuoka; 2:08:33.6 Derek Clayton, Australia, May 30, 1969, Antwerpen; 2:08:18 Rob de Castella, Australia, June 6, 1981, Fukuoka; 2:08:05 Steve Jones, Britain, Oct.21, 21.10.1984, Chicago; 2:07:12 Carlos Lopes, Portugal, April 20, 1985, Rotterdam; 2:06:50 Belayneh Dinsamo, Ethiopia, 17.04.1988 Rotterdam; 2:06:05 Ronaldo Da Costa, Brazil, Sept. 20, Berlin; 2:05:42 Khalid Khannouchi, Morocco, Oct. 24, 1999, Chicago; 2:05:38 Khalid Khannouchi, United States, April 14, London; 2:04:55 Paul Tergat, Kenya, Sept. 28, 2003, Berlin.