user: Question: What is the Reserved for when there are more than 161219 electorates in 2009 and a constituency of 160?
Columns: ['Constituency number', 'Name', 'Reserved for ( SC / ST /None)', 'District', 'Number of electorates (2009)']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['30', 'Chachoura', 'None', 'Guna', 149857.0]
SQL:

assistant: SELECT "Reserved for ( SC / ST /None)" FROM "Table" WHERE "Number of electorates (2009)" > 161219.0 AND "Constituency number" = '160';