<Tr> <Td> UTC + 06: 30 </Td> <Td> 2018 - 08 - 12T18: 11: 33 + 06: 30 </Td> <Td> Cocos Islands, Myanmar </Td> <Td> </Td> </Tr> <Tr> <Td> UTC + 07: 00 </Td> <Td> 2018 - 08 - 12T18: 41: 33 + 07: 00 </Td> <Td> Cambodia, Indonesia (west), Laos, Russia (Krasnoyarsk), Thailand, Vietnam </Td> <Td> Mongolia (west) </Td> </Tr> <Tr> <Td> UTC + 08: 00 </Td> <Td> 2018 - 08 - 12T19: 41: 33 + 08: 00 </Td> <Td> Australia (Western Australia), Brunei, People's Republic of China, Hong Kong, Indonesia (central), Macau, Malaysia, Philippines, Russia (Irkutsk), Singapore, Republic of China </Td> <Td> Mongolia (most) </Td> </Tr> <Tr> <Td> UTC + 08: 45 </Td> <Td> 2018 - 08 - 12T20: 26: 33 + 08: 45 </Td> <Td> Australia (Eucla unofficial) </Td> <Td> </Td> </Tr>

How many standard time zones are there on earth