<Table> <Tr> <Th_colspan="2"> Mount Sinabung </Th> </Tr> <Tr> <Td_colspan="2"> Gunung Sinabung (Indonesian) Deleng Sinabung (Karo) </Td> </Tr> <Tr> <Td_colspan="2"> Sinabung in 2010 </Td> </Tr> <Tr> <Th_colspan="2"> Highest point </Th> </Tr> <Tr> <Th> Elevation </Th> <Td> 2,460 m (8,070 ft) </Td> </Tr> <Tr> <Th> Listing </Th> <Td> Ribu </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 3 ° 10 ′ 12" N 98 ° 23 ′ 31" E ﻿ / ﻿ 3.17 ° N 98.392 ° E ﻿ / 3.17; 98.392 Coordinates: 3 ° 10 ′ 12" N 98 ° 23 ′ 31" E ﻿ / ﻿ 3.17 ° N 98.392 ° E ﻿ / 3.17; 98.392 </Td> </Tr> <Tr> <Th_colspan="2"> Geography </Th> </Tr> <Tr> <Td_colspan="2"> Mount Sinabung Sumatra, Indonesia </Td> </Tr> <Tr> <Th_colspan="2"> Geology </Th> </Tr> <Tr> <Th> Age of rock </Th> <Td> Pleistocene </Td> </Tr> <Tr> <Th> Mountain type </Th> <Td> Stratovolcano </Td> </Tr> <Tr> <Th> Volcanic arc / belt </Th> <Td> Sunda Arc </Td> </Tr> <Tr> <Th> Last eruption </Th> <Td> 6th April 2018 (Ongoing) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Mount Sinabung </Th> </Tr>

When was the last time the sinabung volcano erupted
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