как пишутся эти числа по английски

One thousand nine hundred eighty three-1983
1981- one thousand nine hundred eighty one
1954-one thousand nine hundred fifty four
1961- one thousand nine hundred sixty one
1977- one thousand nine hundred seventy seven
1987- one thousand nine hundred eighty seven

1.nineteen eight seven
2.nineteen seventy seven
3.nineteen sixty one
4.nineteen fifty four
5.nineteen eight one
6.nineteen eight three