Soft math...

According to the London Metropolitan Police, there were 168 murders in all the boroughs of London in the fiscal year of 2005-6.

According to the Philadelphia Police Department, there were 377 murders in the city of Philadelphia in 2005.

You may note that 277 is approximately 2.24 times greater than 168.

The population of Philadelphia in 2005 was about 1,463,281. The population of London in 2005 was about 7.5 million.

7.5 million is about 5.12 times greater than 1,463,281.

This math does not add up.