Here is my data: group-var datetime a 09AUG2014:07:52:00 b 17JUL2014:19:32:00 b 30JUL2014:16:15:00 c 12JUL2014:07:02:00 a 12JUL2014:09:41:00 c 15JUL2014:21:23:00 b 14AUG2014:20:52:00 c 15SEP2014:11:32:00 a 22SEP2014:09:14:00 b 01JUL2014:12:27:00 c 03JUL2014:09:33:00 a 03JUL2014:09:04:00 b 12JUL2014:17:58:00 b 28JUL2014:14:37:00 b 04JUL2014:14:56:00 b 26JUL2014:21:32:00 c 30OCT2014:18:42:00 c 06JAN2015:14:47:00 c 30SEP2014:19:18:00 Is there a way to do either of the following: 1) a simple set of histograms, one for each grouped_var, that adds up the number of observations for that group each month? (I would rather not type out each group_var, as there are more than just a,b, and c.) 2) a multiple series line chart that has a separate series for each grouped_var that shows the number of occurences of for each month? I searched but couldn't find the answer, so thank you so much in advance!
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