Variable agem : How long lasted your first marriage?

Overview
Type: Continuous
Format: numeric
Width: 8
Decimal(s): 2
Range: 5-40
Invalid: 99
Valid case(s): 4813 (4833)
Invalid: 2160 (2210.1)
Minimum: 5
Maximum: 40
Mean: 20.2 (20.2)
Standard deviation: 3.2 (3.2)

File: wm

Universe
Women aged 15-49
Source of information
Variable constructed for analsys
Pre-question
Recoded variable
Imputation
The variable is created from variables on the date the woman was first maried. See makewm.sps in the data processing external documentation.
Generated: MAR-12-2008 using the IHSN Microdata Management Toolkit