| Set | Results | |
| # 5 | 69 | #4 AND #1 |
| Timespan=2013‐2014 | ||
| Search language=English | ||
| # 4 | Approximately | #3 OR #2 |
| 1,107,073 | Timespan=2013‐2014 | |
| Search language=English | ||
| # 3 | Approximately | TOPIC: (treatment) |
| 975,242 | Timespan=2013‐2014 | |
| Search language=English | ||
| # 2 | Approximately | TOPIC: (prevention) |
| 188,628 | Timespan=2013‐2014 | |
| Search language=English | ||
| # 1 | 165 | TOPIC: ("seasonal affective disorder") |
| Timespan=2013‐2014 | ||
| Search language=English |
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