Default holidays

                        array(20) {
  [0]=>
  string(9) "1/2/2012 "
  [1]=>
  string(10) "1/16/2012 "
  [2]=>
  string(10) "2/20/2012 "
  [3]=>
  string(10) "5/28/2012 "
  [4]=>
  string(9) "7/4/2012 "
  [5]=>
  string(9) "9/3/2012 "
  [6]=>
  string(10) "10/8/2012 "
  [7]=>
  string(11) "11/12/2012 "
  [8]=>
  string(11) "11/22/2012 "
  [9]=>
  string(11) "12/25/2012 "
  [10]=>
  string(9) "1/1/2013 "
  [11]=>
  string(10) "1/21/2013 "
  [12]=>
  string(10) "2/18/2013 "
  [13]=>
  string(10) "5/27/2013 "
  [14]=>
  string(9) "7/4/2013 "
  [15]=>
  string(9) "9/2/2013 "
  [16]=>
  string(11) "10/14/2013 "
  [17]=>
  string(11) "11/11/2013 "
  [18]=>
  string(11) "11/28/2013 "
  [19]=>
  string(10) "12/25/2013"
}