A glance at the bar chart provided displays that the variation regarding the global sales in billions of dollars of 4 different types of digital games from 2000 to 2006.
Overall, the dollars of handheld games, online games and mobile phone games went into stady increase during the 6-year period, while that of console games significantly decline at the same interval. Noticeable, the figure for handheld games remained persistently and prominently higer than the rest.
In detail, the billions of handheld games started at 11 billion dollars in 2000, while the initial figure for console games was 6 billions, lower than the former by 5 billions. Subsequently, the former experienced a gradual climb to 18 billion in 2006, whereas there was a sharp decrease in the latter to about 3 billions at the end, by which the gap widen to 15 billion dollars.
In addition, the billion of online games rapidly rised to 9 billions in 2006, 9 billon higher than the level that its initial figure. And for mobile phone games, the figure saw a dramatic improvefrom 0 in 2000, finishing the period survyed at 7 billion dollars.