Tropic of Cancer effectively divides the country into
temperate and tropical zones. Land north of the
twenty-fourth parallel experiences cooler temperatures
during the winter months. South of the twenty-fourth
parallel, temperatures are fairly constant year round
and vary solely as a function of elevation. This gives
Mexico one of the world's most diverse weather systems.
no de jure constitutional official language at the
federal level in Mexico. Mexico has the largest
Spanish-speaking population in the world, almost a third
of all Spanish native speakers live in Mexico.
The peso (sign: $; code: MXN) is the
currency of Mexico. The peso was the first currency in
the world to use the "$" sign, which the United States
dollar later adopted for its own use. The peso is the
12th most traded currency in the world and by far the
most traded currency in Latin America and third most
traded in all the Americas.
The population of Mexico in 2003 was
estimated by the United Nations at 103, 457, 000, which
placed it as number 11 in population among the 193
nations of the world. In that year approximately 5% of
the population was over 65 years of age, with another
33% of the population under 15 years of age.
Mexico City is the Federal District (Distrito
Federal), capital of Mexico and seat of the federal
powers of the Mexican Union.