Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Facebook 1_DAY_RETURN: 0.0 2_DAY_RETURN: 0.0003974036296198 3_DAY_RETURN: 0.0149688700490132 7_DAY_RETURN: 0.0270896807524175
The stock shows a consistent positive return trend over the specified periods.