Personal computers are computers that are designed to be used by a single individual. This includes lap top and desk top computers, work and home computers. In 2002 there were almost 600 million such computers in use worldwide; that was 1 computer for every 10 people.
The most computers are found in the United States, Japan, China and Germany - these territories together are home to more than half of all computers in the world.
The 12 territories with the most computers contain 75% of all computers. This leaves 25% of computers being unevenly distributed amongst and within the remaining 188 territories.