Language name and locationː West Goodenough, PNG [Refer to Ethnologue]
语言名称和分布地区: 西部古迪纳夫岛语 (迪奥迪奥语 Diodio), 巴布亚新几内亚米尔内湾省古迪納夫岛西部

1. ifokeyana

2. iluyedi

3. itoi

4. laufuli

5. nimafakewatamo  (lit: 'hand one ?')

6. nimafakewatamo ifokeyana ( 5 + 1 )

7. nimafakewatamo iluyedi     ( 5 + 2 )

8. nimafakewatamo itoi          ( 5 + 3 )

9. nimafakewatamo laufuli      ( 5 + 4 )

10. nima iluyedi   (lit: 'hands two')

Linguist providing data and dateː Dr. David Lithgow, SIL International, Papua New Guinea. March 10, 1991.
提供资料的语言学家: Dr. David Lithgow, 1991 年 3 月 10 日.

Other comments: West Goodenough or Diodio has a quinary counting system. Now most of the people preference is to use English numbers. The simple numbers 1, 2, 3, 4, 5, or 10 may still be used frequently now. West Goodenough spoken by about 2,200 speakers on Goodenough Island in Milne Bay Province, Papua New Guinea.