Maande ("2002- 01- 19"; "2002- 02- 26"; 1) gee terug 0, omdat daar is nie 'n volledige maand in tussen, beginne na die eerste dag van die maand
MONTHS("2002-01-19 ";" 2002-02-26 "; 1) returns 0, because there is not a whole month in between, starting at the first day of the month