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: 0.0025260703413434 2_DAY_RETURN: -0.002202215169376 3_DAY_RETURN: -0.002202215169376 7_DAY_RETURN: 0.0284344840987111
The stock shows a consistent positive return trend over the specified periods.