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: 0.0195192368041171 2_DAY_RETURN: 0.0321973263038975 3_DAY_RETURN: 0.0321973263038975 7_DAY_RETURN: 0.0350216531726604
The stock shows a consistent positive return trend over the specified periods.