YEARFRAC
The result is the number of the years (including fractional part) between StartDate and EndDate.
Syntax
YEARFRAC (Start date;End date;Basis)
\<emph\>Start date\</emph\> and \<emph\>end date\</emph\>: two date values.
\<emph\>Basis\</emph\>: is chosen from a list of options and indicates how the year is to be calculated.
Basis |
Calculation |
0 or missing |
US method (NASD), 12 months of 30 days each |
1 |
Exact number of days in months, exact number of days in year |
2 |
Exact number of days in month, year has 360 days |
3 |
Exact number of days in month, year has 365 days |
4 |
European method, 12 months of 30 days each |
Example:
What fraction of the year 2001 lies between 1.1.2002 and 7.1.2001?
=YEARFRAC("1.1.2002"; "7.1.2002";1) returns 0.495890.