Language name and locationː Duau, Papua New Guinea [Refer to Ethnologue]
语言名称和分布地区: 杜奥语, 巴布亚新几内亚米尔内湾省诺曼比岛及萨瓦瓦拉岛

1. kaiɡeda

2. luwa

3. toi

4. hasi

5. nimana (lit: 'hand')

6. nimana kaiɡeda ( 5 + 1 )

7. nimana luwa     ( 5 + 2 )

8. nimana toi        ( 5 + 3 )

9. nimana hasi      ( 5 + 4 )

10. nimana luwa (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: Duau 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. Duau is spoken by about 3,600 speakers in Duau Rural LLG, Normanby and Sawabwala islands of the D'Entrecasteaux Islands, Papua New Guinea.