How old were you when you tried marijuana for the first time?

Conceptual Variable

Name
4909
Label
How old were you when you tried marijuana for the first time?
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Wave I Wave IV
Wave I In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave IV In-Home Interview
H1TO30 H4TO68
you never tried marijuana
71.47%
one year old
0.42%
two years old
0.12%
three years old
0.07%
four years old
0.05%
five years old
0.12%
six years old
0.09%
seven years old
0.08%
eight years
0.13%
nine years old
0.26%
ten years old
0.44%
eleven years old
0.62%
twelve years old
2.41%
thirteen years old
4.08%
fourteen years old
5.81%
fifteen years old
6.08%
sixteen years old
4.86%
seventeen years old
2.18%
eighteen years old and older
0.72%
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Wave I Wave IV
Wave I In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave IV In-Home Interview
H1TO30 H4TO68
you never tried marijuana
70.40%
one year old
0.41%
two years old
0.12%
three years old
0.07%
four years old
0.05%
five years old
0.12%
six years old
0.09%
seven years old
0.08%
eight years
0.13%
nine years old
0.26%
ten years old
0.43%
eleven years old
0.61%
twelve years old
2.37%
thirteen years old
4.02%
fourteen years old
5.72%
fifteen years old
5.99%
sixteen years old
4.79%
seventeen years old
2.15%
eighteen years old and older
0.71%
Dataset Variable Valid Invalid Min First Quartile Median Third Quartile Max Mean StdDev
Wave I In-Home Interview Data H1TO30 20,436 309 0 18
Wave IV In-Home Interview H4TO68 8,320 7,381 5 15 16 18 32 16.7406249999999 3.10268756445293
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Wave I Wave IV
Wave I In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave IV In-Home Interview
H1TO30 H4TO68
you never tried marijuana 0
one year old 1
two years old 2
three years old 3
four years old 4
five years old 5
six years old 6
seven years old 7
eight years 8
nine years old 9
ten years old 10
eleven years old 11
twelve years old 12
thirteen years old 13
fourteen years old 14
fifteen years old 15
sixteen years old 16
seventeen years old 17
eighteen years old and older 18