This year is the second worst on record for knife deaths among the under-20s in London and the third worst year on record in England and Wales

The number of deaths peaked in 2007 with 48 killed

24 teenagers were killed by knives in London in 2008

The Home Office has yet to publish

2016 data for forces outside of London

The Home Office

has yet to publish

2016 data for forces outside

of London

The number of deaths peaked in 2007 with 48 killed

24 teenagers were killed by knives in London in 2008