25 weeks (rounded down).
73 weeks (rounded down)
About 78 weeks between June 2009 and December 2010.
There are 28 weeks and 2 days between June 6, 2009 and December 21, 2009.
A little over 21 weeks between January 1 2011 and June 1 2011.
76 weeks and 3 days.
74 weeks between June 1 2009 until November 1 2010.
The total number of days between Thursday, January 15th, 2009 and Sunday, June 21st, 2009 is 157 days.
21 weeks (rounded down).
There are approximately 26 weeks between January and June. This is calculated by counting the weeks in each month: January has 4 weeks, February has about 4 weeks, March has 4 weeks, April has 4 weeks, May has 4 weeks, and June typically has about 4 weeks, totaling around 26 weeks. However, the exact number can vary slightly depending on how you count the days in each month.
about 33 weeks
There are 23 weeks (and 1 day) between January 1st and June 9th (on a 2010 calendar).
34 weeks and 6 days.