<Tr> <Td> Portugal </Td> <Td> € 925 </Td> <Td> € 1,158 </Td> <Td> </Td> <Td> 2016 </Td> <Td> 1,158 </Td> <Td> 1,390 </Td> <Td> 925 </Td> <Td> 1,070 </Td> <Td> 1,554 </Td> </Tr> <Tr> <Td> Romania </Td> <Td> RON 2,721 </Td> <Td> RON 4,527 </Td> <Td> 0.2162 </Td> <Td> 2018 - 06 </Td> <Td> 979 </Td> <Td> 1,132 </Td> <Td> 589 </Td> <Td> 681 </Td> <Td> 1,520 </Td> </Tr> <Tr> <Td> Russia </Td> <Td> RUB 37,097 </Td> <Td> RUB 42,640 - July 2018 </Td> <Td> 0.0122 </Td> <Td> 2018 - 07 </Td> <Td> 522 </Td> <Td> 604 </Td> <Td> 454 </Td> <Td> 525 </Td> <Td> 1,331 </Td> </Tr> <Tr> <Td> Serbia </Td> <Td> RSD 50,377 </Td> <Td> RSD 69,684 </Td> <Td> 0.00845 </Td> <Td> 2018 - 05 </Td> <Td> 579 </Td> <Td> 675 </Td> <Td> 422 </Td> <Td> 490 </Td> <Td> 1,203 </Td> </Tr>

What is the average income in the netherlands