Generate an index variable

[Pantera]

Hi all,
I have a column of 53 observations (time series, yearly data). I want to generate a time index: 1 for the first observation, 2 for the second,.... and 53 for the last one. Any suggestion how I generate that kind of variable?

P.

[trubador]

Code: Select all

series t = @trend+1

or

Code: Select all

series t = @obsid

[Pantera]

Thank Trubador - it works perfectly!

P.