us holidays * Daylight saving time ends @d 2009-11-01 @r y @M 11 @w SU(1) * Daylight saving time begins @d 2010-03-14 @r y @M 3 @w SU(2) * Thanksgiving @d 2009-11-26 @r y @M 11 @w TH(4) * Christmas @d 2009-12-25 @r y @M 12 @m 25 * Memorial Day @d 2010-05-31 @r y @M 5 @w MO(-1) * Martin Luther King Day @d 2010-01-18 @r y @M 1 @w MO(3) * Valentine's Day @d 2010-02-14 @r y @M 2 @m 14 * President's Day @d 2010-02-15 @r y @M 2 @w MO(3) * St Patrick's Day @d 2010-03-17 @r y @M 3 @m 17 * Easter @r l @l (2010-04-04, 2011-04-24, 2012-04-08, 2013-03-31) * Mother's Day @d 2010-05-09 @r y @M 5 @w SU(2) * Father's Day @d 2010-06-20 @r y @M 6 @w SU(3) * Independence Day @d 2010-07-04 @r y @M 7 @m 4 * Labor Day @d 2010-09-06 @r y @M 9 @w MO(1)