It is apparent from the charts, domestic usage for all technology gradually increased. There was a dramatic rose in CD player, personal computer, which to be recorded from 1996 to 2003. Likewise, the trend for internet access was upward, from 10% in 1998 to 40% above in 2003. The phone usage fluctuated wildly, but the trend was went up.
Well, I think this should be your overview. This is the approach I would like to suggest you for this task;
Introduction (the one you've done is fine )
Overview ( discuss the main trends and observations very briefly to give an overall idea about the graphical presentation - do not give details)
Detailed paras- now discuss trends in detail