What is the fine-grained topic of the following text: A 2014 Australian study found that teen alcohol consumption in the country “reached its lowest point since the early 1960s, having declined steadily since the mid-2000s.” And a study from the Substance Abuse and Mental Health Services Administration found that between 2002 and 2013, the percentage of Americans between the ages of 12 and 20 who drank or binge-drank sharply declined. Only return the topic.
Decline in Teen Alcohol Consumption