user: Question: What was the number of WJC Jews with a WJC rank of 6?
Columns: ['Rank ( WJC )', 'Rank (ARDA)', 'Metro area', 'Number of Jews (WJC)', 'Number of Jews (ASARB)']
Types: ['real', 'real', 'text', 'real', 'real']
Sample row: [1.0, 1.0, 'New York City', 1750000.0, 2028200.0]
SQL:

assistant: SELECT "Number of Jews (WJC)" FROM "Table" WHERE "Rank ( WJC )" = 6.0;