Hammer throw

Columns: Year | Mark | Athlete | Location
1985 | 84.08 m ( 275 ft 10 in ) | Jüri Tamm ( URS ) | Budapest | 1986 | 86.74 m ( 284 ft 6 ⁄ 4 in ) | Yuriy Sedykh ( URS ) | Stuttgart | 1987 | 83.48 m ( 273 ft 10 ⁄ 2 in ) | Sergey Litvinov ( URS ) | Karl-Marx-Stadt | 1988 | 85.14 m ( 279 ft 3 ⁄ 4 in ) | Yuriy Sedykh ( URS ) | Moscow | 1989 | 82.84 m ( 271 ft 9 ⁄ 4 in ) | Heinz Weis ( FRG ) | Berlin | 1990 | 84.48 m ( 277 ft 1 ⁄ 4 in ) | Igor Nikulin ( URS ) | Lausanne

Example questions:
how many of the top 5 most recent hammer throwers are from Russia ? | How many of the top 3 most recent hammer throwers are from Russia ? | What was the nationality of the 1985 hammer thrower ? | What place did the least recent hammer thrower end up in at the 1976 Summer Olympics ?

Answers:
4 | 2 | Estonian | fifth