Gregorian - Monday-based, week 53, 1 month
      January 2010     
   Mo Tu We Th Fr Sa Su
53              1  2  3
 1  4  5  6  7  8  9 10
 2 11 12 13 14 15 16 17
 3 18 19 20 21 22 23 24
 4 25 26 27 28 29 30 31