Statement:
In Sri Lanka average level of drug use is lower than in United Kingdom

In the Drug use by country rating Sri Lanka holds position #5 2022 out of 96 and United Kingdom is #4 out of 96 2022.
Position of Sri Lanka is better than position of United Kingdom.
United Kingdom is leader of the "Drug use by country" rating. So people in United Kingdom are more likely to experience problems related to drug use regardless of their own status, compared to Sri Lanka

Referencies:

  1. Drug use by country 2022 by UN
    The countries in the rating sorted by 'Total Score' in descending order.
    Sri Lanka 'Total Score' value is 21
    United Kingdom 'Total Score' value is 28