Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Name the index weighting % for 17 januaary 2013 for rno

### Inputs:
table_name: table, columns: ['Company', 'ICB Sector', 'Ticker symbol', 'Index weighting (%) at 17 January 2013', 'Market cap. at April 2013 (€)']

### Response:
SELECT Index weighting (%) at 17 January 2013 FROM table WHERE Ticker symbol = RNO