Table: kazakhstan_demographics
Columns: year_january
population_000
rural
urban
source

Question: What is the urban population % when the rural percentage is 43?
SQL: SELECT MIN("urban") FROM kazakhstan_demographics WHERE "rural" = 43

Question: What is the rural population percentage in 1979?
SQL: SELECT MIN("rural") FROM kazakhstan_demographics WHERE "year_january" = 1979

Question: How many percentage figures are given for the urban population when the total population number is 14685?
SQL: SELECT COUNT("urban") FROM kazakhstan_demographics WHERE "population_000" = 14685

Question: For how many years was the urban population 57%?
SQL: SELECT COUNT("source") FROM kazakhstan_demographics WHERE "urban" = 57