The main purpose of the given line graph is to provide statistics about the quantity of severe crimes happened in London from the year 2003 to 2012.
Overall, the volume of assaulting cases was predominant among the other types of crime, in contrast with murder which occupied the lowest position.
Initially, after a slight increase from roughly 3,400 to approximately 3,700 in the year 2004, the number of the armed robbery records plummeted dramatically to just over a thousand in the year 2008, followed by a marginal recovery to nearly 1,500 with a fluctuation until the end of the period. In terms of assaulting cases, the figure underwent a gradual contraction from around 2,300 to 2,000 in four years. Subsequently, the amount of assaulting crimes experienced an upward tendency to about 2,700 in the year 2012.
Regarding the murder reports, starting in the region of 500 in the year 2003, the numbers witnessed a negligible fluctuation and maintained relatively stable.
