Geography - note:
important location along the Mona Passage - a key shipping lane to
the Panama Canal; San Juan is one of the biggest and best natural
harbors in the Caribbean; many small rivers and high central
mountains ensure land is well watered; south coast relatively dry;
fertile coastal plain belt in north
People Puerto Rico
Population:
3,897,960 (July 2004 est.)
Age structure:
0-14 years: 22.4% (male 446,474; female 426,585)
15-64 years: 65.4% (male 1,220,721; female 1,329,936)
65 years and over: 12.2% (male 205,933; female 268,311) (2004 est.)
Median age:
total: 33.8 years
male: 32.1 years
female: 35.4 years (2004 est.)
Population growth rate:
0.49% (2004 est.)
Birth rate:
14.1 births/1,000 population (2004 est.)
Death rate:
7.77 deaths/1,000 population (2004 est.)
Net migration rate:
-1.46 migrant(s)/1,000 population (2004 est.)
Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 0.92 male(s)/female
65 years and over: 0.77 male(s)/female
total population: 0.93 male(s)/female (2004 est.)