January 24
January 24
Feb. 12, 2012 (ends on Shrove Tuesday)*
16th of any month
any nine Tuesdays
March 10
March 10

May 18, 2012*
June 6, 2012*
June 18
June 22, 2012*
July 17
August 5
August 6
August 13
August 25
September 6
September 17
October 12
October 19, 2012*
October 23
November 18
November 29
December 16
December 28

* start date changes from year to year
   according to Liturgical calendar