Hello,   I have some two problems asking as followed while using SAS.   1. To find out how many times for each year. 2. To find out how many times after JAN202017.    How many of tweets has Mr. President made each year (give total number tweets for each year?) How many of tweets has Mr. President made after he became president (find this date online)? *(JAN.20.2017)   The data set is as followed in the photo (not the full data set shown).   Source                                 Text                          Date                       Time                       Retweet_count Twitter for iphone           Goodmorning...     24MAR2019                 12:01:44                        76002 Twitter for iphone           .....................         24MAR2019                 12:01:44                        76002 Twitter for iphone           ......................        24MAR2019                 12:01:44                        76002 ... View more