34 weeks and 6 days.
There are 231 days in-between March 4, 2011 and October 21, 2011
A little over 12 weeks from 1st January 2011 until 31st March 2011.
52 weeks and 1 day.
11 weeks and 5 days.
122 days until march the 23rd 2011
39 weeks and 4 days.
43 weeks and 4 days.
21 weeks and 6 days.
13 weeks
38 weeks.
52 weeks and one day in a normal year.
From the 31st of March 2011 to the 26th of October 2011 was 209 days.