a, Gabon, Ghana, Guyana, Haiti,
Honduras, Kenya, Lesotho, Malawi, Mozambique, Namibia, Nigeria, Rwanda,
South Africa, Swaziland, Tanzania, Thailand, Togo, Uganda, Zambia, and
Zimbabwe.

Population below poverty line: National estimates of the percentage of
the population falling below the poverty line are based on surveys of
sub-groups, with the results weighted by the number of people in each
group. Definitions of poverty vary considerably among nations. For
example, rich nations generally employ more generous standards of
poverty than poor nations.

Population growth rate: The average annual percent change in the
population, resulting from a surplus (or deficit) of births over deaths
and the balance of migrants entering and leaving a country. The rate
may be positive or negative. The growth rate is a factor in determining
how great a burden would be imposed on a country by the changing needs
of its people for infrastructure (e.g., schools, hospitals, housing,
roads), resources (e.g., food, water, electricity), and jobs. Rapid
population growth can be seen as threatening by neighboring countries.

Ports and terminals: This entry lists major ports and terminals
primarily on the basis of the amount of cargo tonnage shipped through
the facilities on an annual basis. In some instances, the number of
containers handled or ship visits were also considered.

Public debt: This entry records the cumulatiive total of all
government borrowings less repayments that are denominated in a
country's home currency. Public debt should not be confused with
external debt, which reflects the foreign currency liabilities of both
the private and public sector and must be financed out of foreign
exchange earnings.

Radio broadcast stations: This entry includes the total number of AM,
FM, and shortwave broadcast stations.

Railways: This entry states the total route length of the railway
network and of its component parts by gauge: broad, standard, narrow,
and dual. Other gauges are listed under note.

Reference maps: This section includes world and regional maps.

Refugees and internally displaced persons: This entry includes those
persons residing in a country as refugees or internally displaced
persons (IDPs). The definition of a refugee according to a United
Nations Convention is "a person who is outside his/her country of
nationality or habitual residence; has a well-founded fear of
persecution because of his/her race, r