This probably varies depending on where you live, but where I grew up (in a small town in the UK), the vast majority of 13 year olds did have access to drugs, a

This probably varies depending on where you live, but where I grew up (in a small town in the UK), the vast majority of 13 year olds did have access to drugs, alcohol and tobacco (which didn't necessarily mean the vast majority were indulging in those things, but they were definitely available).