Which country has low population density?

Many countries have low population density. Some of the lowest, according to 2011 figures given by the Population Reference Bureau, are:

• Mongolia and Western Sahara, with just 2 people per square kilomee
• Australia, Suriname, Namibia, Mauritania, Canada, Iceland and French Giuana, with 3 people per square kilometre
• Guyana and Libya, with 4 people er square kilometre