Since the days of the clunky first Motorola DynaTAC handheld phone released in 1983, cellphone sales have progressively exploded across global markets. Today, there are two mobile phones for every three people worldwide, according to the below infographic by mobile real-time answer aggregator Chacha.

Between 2004 and 2009, the amount of people with a cellphone doubled to reach 4.6 billion. In the Arab world, things continue to move particularly fast as well. With a mobile penetration rate of 109%, led by the Saudi market at 187.5%, the region is seeing some great opportunities for mobile advertising, app development, and telecoms services.

The below infographic, entitled “How Popular Are Mobile Phones Today?” reveals how mobile penetration has expanded over the years. Highlights include:

• Nokia sells a more mobile phones than any other company with about 36.6% global market share. Its closest competitor is Samsung with 21.8%.

• There is a cell phone provider available in almost every corner of the world.

• There are 370 times as many cell phones now as there were in 1990.

• 1.5 trillion text messages were sent in 2009.

• Cellphone charges have decreased significantly in the past two decades; in 1990 the average monthly bill in the U.S. was $80.90, in 2009 it was $48.16.

Check out the infographic belwo for more on today’s mobile phone trends. Click on the infographic for a larger image.