<Tr> <Th> Rarely used </Th> <Td> ₹ 1, ₹ 2, ₹ 5 </Td> </Tr> <Tr> <Th> Coins </Th> <Td> </Td> </Tr> <Tr> <Th> Freq . used </Th> <Td> ₹ 1, ₹ 2, ₹ 5, ₹ 10 </Td> </Tr> <Tr> <Th_colspan="2"> Demographics </Th> </Tr>

What is the material used in indian currency