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1999 YRBS High School Survey

Oregon Youth Risk Behavior Survey (YRBS)
1999 High School

Weighted Column Percents | Counts

Q63 During the past 30 days, how many times did you use marijuana on school property?
Weighted Column Percents

TOTAL Grade
9th 10th 11th 12th
TOTAL 100.0 100.0 100.0 100.0 100.0
0 times 95.2 95.0 94.6 95.4 95.8
1 or 2 times 2.4 2.7 2.6 2.0 2.2
3 to 9 times 1.3 1.1 1.6 1.3 1.1
10 to 19 times .6 .6 .7 .7 .6
20 to 39 times .2 .3 .2 .1 .2
40 or more times .3 .2 .3 .4 .2
Female Total 100.0 100.0 100.0 100.0 100.0
0 times 96.5 95.7 95.9 97.7 96.8
1 or 2 times 2.1 2.8 2.3 1.4 1.8
3 to 9 times .9 .9 1.1 .6 .8
10 to 19 times .3 .3 .5 .2 .2
20 to 39 times .2 .2 .2
.4
40 or more times .1 .1 .0 .0 .1
Male Total 100.0 100.0 100.0 100.0 100.0
0 times 93.9 94.3 93.4 93.1 94.7
1 or 2 times 2.7 2.7 2.8 2.6 2.6
3 to 9 times 1.7 1.3 2.2 2.0 1.3
10 to 19 times .9 .9 .8 1.2 1.0
20 to 39 times .3 .5 .3 .3 .1
40 or more times .5 .4 .5 .8 .3


Q63 During the past 30 days, how many times did you use marijuana on school property?
Counts

TOTAL Grade
9th 10th 11th 12th
TOTAL 22,913 7,002 6,070 6,380 3,461
0 times 21,557 6,574 5,656 6,045 3,282
1 or 2 times 572 208 159 129 76
3 to 9 times 320 80 116 90 34
10 to 19 times 158 47 47 42 22
20 to 39 times 54 18 19 10 7
40 or more times 76 18 22 25 11
Refused/Unknown 176 57 51 39 29
Female Total 11,597 3,632 3,016 3,218 1,731
0 times 11,114 3,456 2,863 3,127 1,668
1 or 2 times 246 107 64 45 30
3 to 9 times 104 31 39 22 12
10 to 19 times 44 18 15 7 4
20 to 39 times 18 5 8
5
40 or more times 8 3 2 1 2
Refused/Unknown 63 12 25 16 10
Male Total 11,316 3,370 3,054 3,162 1,730
0 times 10,443 3,118 2,793 2,918 1,614
1 or 2 times 326 101 95 84 46
3 to 9 times 216 49 77 68 22
10 to 19 times 114 29 32 35 18
20 to 39 times 36 13 11 10 2
40 or more times 68 15 20 24 9
Refused/Unknown 113 45 26 23 19