by occupation. The distribution will
total less than 100 percent if the data are incomplete.

Land boundaries: This entry contains the total length of all land
boundaries and the individual lengths for each of the contiguous border
countries. When available, official lengths published by national
statistical agencies are used. Because surveying methods may differ,
country border lengths reported by contiguous countries may differ.

Land use: This entry contains the percentage shares of total land area
for three different types of land use: arable land - land cultivated
for crops like wheat, maize, and rice that are replanted after each
harvest; permanent crops - land cultivated for crops like citrus,
coffee, and rubber that are not replanted after each harvest; includes
land under flowering shrubs, fruit trees, nut trees, and vines, but
excludes land under trees grown for wood or timber; other - any land
not arable or under permanent crops; includes permanent meadows and
pastures, forests and woodlands, built-on areas, roads, barren land,
etc.

Languages: This entry provides a rank ordering of languages starting
with the largest and sometimes includes the percent of total population
speaking that language.

Legal system: This entry contains a brief description of the legal
system's historical roots, role in government, and acceptance of
International Court of Justice (ICJ) jurisdiction.

Legislative branch: This entry contains information on the structure
(unicameral, bicameral, tricameral), formal name, number of seats, and
term of office. Elections includes the nature of election process or
accession to power, date of the last election, and date of the next
election. Election results includes the percent of vote and/or number
of seats held by each party in the last election.

Life expectancy at birth: This entry contains the average number of
years to be lived by a group of people born in the same year, if
mortality at each age remains constant in the future. The entry
includes total population as well as the male and female components.
Life expectancy at birth is also a measure of overall quality of life
in a country and summarizes the mortality at all ages. It can also be
thought of as indicating the potential return on investment in human
capital and is necessary for the calculation of various actuarial
measures.

Literacy: This entry includes a definition of literacy and Census
Bureau percentages