Chart given depicts the global trades in a billion of four various kinds of digital games such as Mobile phone, online, console and handheld games since the year 2000 till 2006.
As it can be seen, in the span of first two years i. e. 2000 and 2001, deals of mobile phone games were zero it was 2002 when it's sales started coming in picture on the contrary handheld games were the most popular ones also earned much greater amount that any of the other games.
Broadly speaking, year 2000 saw deals of handheld games at around 11 billion which then increased significantly to 18 billion in the end period(2006) whereas console ones kept on decreasing continuously in sales throughout the given span, where it generated six billion in trades in the first year and went on to reduce slightly till two billion.
Furthermore, Online games only came in existence in the second year of given span, from there on sales of it were skyrocketed, it was seen to produce one billion in debut year which then rose to 10 billion in the end, while Mobile phone games' inception took time and came in picture a year later than online ones and since then it has only grown slightly till the end of the period. 
Chart  
given
 depicts the global trades in a  
billion
 of four various kinds of digital  
games
 such as Mobile phone, online, console and handheld  
games
 since the  
year
 2000 till 2006.
As it can be  
seen
, in the span of  
first
 two years  
i. e.
 2000 and 2001, deals of mobile phone  
games
 were zero it was 2002 when it's sales  
started
 coming in picture  
on the contrary
 handheld  
games
 were the most popular  
ones
  also
 earned much greater amount that any of the other games. 
Broadly
 speaking,  
year
 2000  
saw
 deals of handheld  
games
 at around 11  
billion
 which then increased  
significantly
 to 18  
billion
 in the  
end
 period(2006) whereas console  
ones
  kept
 on decreasing  
continuously
 in sales throughout the  
given
 span, where it generated six  
billion
 in trades in the  
first
  year
 and went on to  
reduce
  slightly
 till two billion. 
Furthermore
, Online  
games
  only
 came in existence in the second  
year
 of  
given
 span, from there on sales of it  
were skyrocketed
, it was  
seen
 to produce one  
billion
 in debut  
year
 which then rose to 10  
billion
 in the  
end
, while Mobile phone games' inception took time and came in picture a  
year
 later than online  
ones
 and since then it has  
only
 grown  
slightly
 till the  
end
 of the period.