2007: (1) KEN=27...(2) ETH=16...(3) USA=8...(4) MAR=3...(5) JPN=2.......(70 total; 17 countries) 2006: (1) KEN=22...(2) USA=5...(3) ETH=4...(4) UGA=2...(5) QAT=1.......(40 total; 11 countries) 2005: (1) KEN=20...(2) ETH=11...(3) MAR=5...(4) JPN=3...(5) USA=2.......(51 total; 13 countries) 2004: (1) KEN=29...(2) ETH=8...(3) JPN=5...(4) USA=5...(5) UGA=2.......(58 total; 12 countries) 2003: (1) KEN=19...(2) ETH=5...(3) USA=4...(4) JPN=3...(5) AUS=3.......(49 total; 16 countries) 2002: (1) KEN=21...(2) USA=6...(3) AUS=3...(4) ETH=3...(5) FRA=3.......(52 total; 17 countries) 2001: (1) KEN=14...(2) ETH=5...(3) MAR=3...(4) ESP=3...(5) JPN=2.......(34 total; 10 countries) 2000: (1) KEN=23...(2) JPN=5...(3) ETH=5...(4) ESP=4...(5) USA=3.......(58 total; 19 countries) 1999: (1) KEN=13...(2) ESP=6...(3) ETH=4...(4) JPN=3...(5) POR=3.......(41 total; 14 countries) 1998: (1) KEN=12...(2) ESP=6...(3) MAR=4...(4) POR=3...(5) ETH=3.......(42 total; 16 countries) 1997: (1) KEN=14...(2) MAR=4...(3) ETH=3...(4) GBR=2...(5) GER=2.......(35 total; 15 countries) 1996: (1) KEN=13...(2) JPN=4...(3) ETH=3...(4) MAR=3...(5) ESP=3.......(40 total; 16 countries) 1995: (1) KEN=12...(2) JPN=5...(3) ETH=4...(4) MEX=4...(5) MAR=3.......(45 total; 18 countries) 1994: (1) POR=4...(2) KEN=4...(3) MAR=3...(4) JPN=2...(5) ETH=2.......(26 total; 15 countries) 1993: (1) KEN=7...(2) ESP=3...(3) JPN=2...(4) GBR=2...(5) ETH=2.......(30 total; 17 countries) 1992: (1) MEX=8...(2) KEN=7...(3) ITA=3...(4) ETH=2...(5) FRA=2.......(37 total; 19 countries) 1991: (1) KEN=10...(2) ESP=4...(3) GBR=3...(4) MAR=3...(5) ITA=2.......(34 total; 16 countries) 1990: (1) MAR=3...(2) ESP=3...(3) USA=2...(4) ITA=2...(5) FRA=2.......(20 total; 10 countries) 1989: (1) POR=3...(2) ESP=3...(3) RSA=3...(4) ETH=2...(5) USA=2.......(27 total; 13 countries) 1988: (1) KEN=5...(2) ITA=4...(3) MEX=4...(4) POR=3...(5) JPN=2.......(34 total; 19 countries) 1987: (1) JPN=2...(2) ETH=2...(3) FRA=2...(4) RSA=2...(5) GBR=1.......(17 total; 13 countries) 1986: (1) USA=5...(2) GBR=4...(3) ITA=4...(4) MEX=3...(5) KEN=3.......(32 total; 15 countries) 1985: (1) USA=4...(2) JPN=3...(3) KEN=3...(4) GBR=2...(5) ITA=2.......(21 total; 11 countries) 1984: (1) USA=8...(2) ETH=3...(3) KEN=3...(4) JPN=2...(5) POR=2.......(25 total; 11 countries) 1983: (1) GBR=5...(2) USA=3...(3) POR=2...(4) MEX=2...(5) JPN=1.......(22 total; 14 countries) 1982: (1) USA=4...(2) GBR=3...(3) POR=2...(4) KEN=2...(5) TAN=2.......(19 total; 11 countries) 1981: (1) GBR=4...(2) POR=2...(3) USA=2...(4) JPN=1...(5) SUI=1.......(19 total; 14 countries) 1980: (1) ETH=4...(2) JPN=3...(3) USA=3...(4) AUS=2...(5) FIN=2.......(22 total; 13 countries) 1979: (1) GBR=4...(2) AUS=2...(3) BEL=2...(4) FRG=2...(5) ETH=1.......(16 total; 10 countries) 1978: (1) JPN=3...(2) GBR=2...(3) USA=2...(4) NED=2...(5) KEN=2.......(25 total; 18 countries) 1977: (1) GBR=5...(2) KEN=4...(3) ETH=2...(4) NED=2...(5) JPN=1.......(18 total; 9 countries) 1976: (1) USA=3...(2) GBR=2...(3) FIN=2...(4) BEL=2...(5) POR=1.......(16 total; 11 countries) 1975: (1) GBR=3...(2) USA=1...(3) NOR=1...(4) BEL=1...(5) NED=1.......(7 total; 5 countries) 1974: (1) GBR=1...(2) NZL=1...(3) USA=1...(4) KEN=1.......(4 total; 4 countries)1973: (1) GBR=2...(2) UKR=1...(3) RUS=1.......(4 total; 3 countries) 1972: (1) GBR=1...(2) ETH=1...(3) USA=1...(4) FIN=1...(5) BEL=1.......(7 total; 7 countries) 1971: (1) GBR=1...(2) RUS=1...(3) FIN=1...(4) SRB=1...(5) ESP=1.......(6 total; 6 countries) 1968: (1) AUS=1.......(1 total; 1 country) 1966: (1) AUS=1.......(1 total; 1 country) 1965: (1) AUS=1.......(1 total; 1 country)