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Percentage of students who at least had one drink of alcohol on 1 or more of the past 30 days, by geographic area according to sex: YRBS, 1991–2005, biennially.


[yrbs13.htm, updated 12/06]

Geographic Area/Year

Total

Female

Male

National

 

 

 

2005

43.3

42.8

43.8

CI

(40.6-46.0)

(39.7-45.9)

(41.1-46.5)

2003

44.9

45.8

43.8

CI

(42.5-47.3)

(43.3-48.3)

(41.2-46.4)

2001

47.1

45.0

49.2

CI

(45.0-49.2)

(42.8-47.2)

(46.4-52.0)

1999

50.0

47.7

52.3

CI

(47.5-52.5)

(44.9-50.5)

(49.4-55.2)

1997

50.8

47.8

53.3

CI

(48.0-53.6)

(43.9-51.7)

(50.9-55.7)

1995

51.6

49.9

53.2

CI

(49.3-53.9)

(46.4-53.4)

(50.6-55.8)

1993

48.0

45.9

50.1

CI

(45.9-50.1)

(43.3-48.5)

(47.7-52.5)

1991

50.8

48.8

52.7

CI

(47.4-54.2)

(45.6-52.0)

(48.9-56.5)

 

 

 

 

State

 

 

 

 

 

 

 

Alabama

 

 

 

2005

39.4

36.8

42.0

CI

(34.4-44.4)

(31.2-42.4)

(35.9-48.1)

2003

40.2

40.5

39.9

CI

(36.2-44.2)

(34.6-46.4)

(34.4-45.4)

2001

42.6

42.9

42.0

CI

(39.1-46.1)

(39.1-46.7)

(37.1-46.9)

1999

45.4

41.5

49.0

CI

(42.6-48.2)

(38.3-44.7)

(45.6-52.4)

1997

46.7

43.8

49.4

CI

(44.0-49.4)

(40.6-47.0)

(46.2-52.6)

1995

43.9

40.6

47.2

CI

(41.3-46.5)

(37.5-43.7)

(44.2-50.2)

1993

43.9

40.9

47.0

CI

(41.3-46.5)

(37.4-44.4)

(44.0-50.0)

1991

46.8

40.5

53.2

CI

(43.5-50.1)

(36.6-44.4)

(48.9-57.5)

 

 

 

 

Alaska

 

 

 

2005

-

-

-

CI

-

-

-

2003

38.7

37.4

39.6

CI

(34.7-42.7)

(32.6-42.2)

(34.9-44.3)

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Arizona

 

 

 

2005

47.1

48.3

46.0

CI

(43.7-50.5)

(43.7-52.9)

(41.7-50.3)

2003

50.9

51.0

50.7

CI

(46.8-55.0)

(45.4-56.6)

(45.9-55.5)

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Arkansas

 

 

 

2005

43.1

45.0

40.5

CI

(39.2-47.0)

(39.6-50.4)

(35.9-45.1)

2003

-

-

-

CI

-

-

-

2001

47.9

44.1

51.9

CI

(43.4-52.4)

(39.6-48.6)

(46.2-57.6)

1999

48.3

46.4

50.2

CI

(44.2-52.4)

(41.2-51.6)

(45.0-55.4)

1997

50.1

45.8

54.3

CI

(46.7-53.5)

(42.0-49.6)

(50.1-58.5)

1995

51.5

46.2

56.6

CI

(49.0-54.0)

(42.5-49.9)

(54.0-59.2)

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Colorado

 

 

 

2005

47.4

49.4

45.8

CI

(38.8-56.0)

(39.2-59.6)

(37.8-53.8)

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

52.8

52.6

52.9

CI

(48.9-56.7)

(48.2-57.0)

(48.3-57.5)

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Connecticut

 

 

 

2005

45.3

45.5

45.0

CI

(41.1-49.5)

(39.8-51.2)

(40.7-49.3)

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

52.6

51.3

54.1

CI

(48.8-56.4)

(46.7-55.9)

(49.8-58.4)

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Delaware

 

 

 

2005

43.1

42.6

43.4

CI

(40.8-45.4)

(39.8-45.4)

(39.9-46.9)

2003

45.4

46.9

43.7

CI

(42.8-48.0)

(43.8-50.0)

(40.1-47.3)

2001

46.4

45.0

47.8

CI

(43.9-48.9)

(41.7-48.3)

(44.4-51.2)

1999

46.9

47.4

46.7

CI

(44.1-49.7)

(43.7-51.1)

(42.9-50.5)

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

District of Columbia

 

 

 

2005

23.1

24.5

21.7

CI

(20.3-25.9)

(20.3-28.7)

(18.6-24.8)

2003

33.8

30.4

37.7

CI

(30.4-37.2)

(26.7-34.1)

(33.5-41.9)

2001

-

-

-

CI

-

-

-

1999

36.7

37.0

36.6

CI

(33.7-39.7)

(33.8-40.2)

(31.9-41.3)

1997

37.7

36.5

38.9

CI

(34.8-40.6)

(32.6-40.4)

(34.6-43.2)

1995

-

-

-

CI

-

-

-

1993

41.3

40.1

42.7

CI

(38.3-44.3)

(36.8-43.4)

(38.6-46.8)

1991

-

-

-

CI

-

-

-

 

 

 

 

Florida

 

 

 

2005

39.7

41.2

38.3

CI

(36.9-42.5)

(38.4-44.0)

(34.7-41.9)

2003

42.7

43.8

41.9

CI

(40.6-44.8)

(40.9-46.7)

(38.9-44.9)

2001

45.0

45.5

44.6

CI

(42.3-47.7)

(42.1-48.9)

(41.7-47.5)

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Georgia

 

 

 

2005

39.9

41.0

38.8

CI

(35.7-44.1)

(36.3-45.7)

(33.1-44.5)

2003

37.7

36.0

39.5

CI

(34.9-40.5)

(32.1-39.9)

(35.6-43.4)

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Hawaii

 

 

 

2005

34.8

34.8

34.6

CI

(30.8-38.8)

(29.1-40.5)

(31.0-38.2)

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

44.6

43.2

46.0

CI

(40.1-49.1)

(37.0-49.4)

(42.8-49.2)

1997

40.3

38.8

41.5

CI

(35.8-44.8)

(33.6-44.0)

(35.8-47.2)

1995

40.9

39.4

42.5

CI

(37.1-44.7)

(35.4-43.4)

(36.7-48.3)

1993

38.4

38.7

38.1

CI

(34.3-42.5)

(33.9-43.5)

(32.7-43.5)

1991

-

-

-

CI

-

-

-

 

 

 

 

Idaho

 

 

 

2005

39.8

38.4

41.0

CI

(34.7-44.9)

(32.4-44.4)

(35.1-46.9)

2003

34.8

34.0

35.4

CI

(30.0-39.6)

(29.5-38.5)

(29.2-41.6)

2001

40.6

38.3

42.8

CI

(35.6-45.6)

(33.4-43.2)

(37.0-48.6)

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Indiana

 

 

 

2005

41.4

41.3

41.6

CI

(37.2-45.6)

(36.0-46.6)

(37.0-46.2)

2003

44.9

45.4

44.5

CI

(41.8-48.0)

(41.7-49.1)

(39.5-49.5)

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Iowa

 

 

 

2005

43.8

41.0

46.5

CI

(38.7-48.9)

(35.2-46.8)

(40.6-52.4)

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

52.1

48.6

55.7

CI

(47.6-56.6)

(43.2-54.0)

(50.1-61.3)

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Kansas

 

 

 

2005

43.9

43.4

44.1

CI

(40.5-47.3)

(39.3-47.5)

(39.6-48.6)

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Kentucky

 

 

 

2005

37.4

36.8

38.0

CI

(33.9-40.9)

(32.0-41.6)

(34.7-41.3)

2003

45.1

44.2

46.3

CI

(41.4-48.8)

(40.3-48.1)

(41.8-50.8)

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

49.3

44.5

53.8

CI

(44.2-54.4)

(39.5-49.5)

(48.3-59.3)

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Louisiana

 

 

 

2005

-

-

-

CI

-

-

-

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

54.9

53.2

56.7

CI

(51.9-57.9)

(50.1-56.3)

(52.8-60.6)

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Maine

 

 

 

2005

43.0

43.0

43.4

CI

(38.7-47.3)

(37.1-48.9)

(38.3-48.5)

2003

42.2

41.3

42.8

CI

(38.7-45.7)

(35.5-47.1)

(38.6-47.0)

2001

47.8

49.6

45.8

CI

(43.1-52.5)

(43.7-55.5)

(40.2-51.4)

1999

-

-

-

CI

-

-

-

1997

51.3

49.6

53.0

CI

(47.5-55.1)

(46.1-53.1)

(48.0-58.0)

1995

52.3

51.6

53.1

CI

(48.1-56.5)

(47.1-56.1)

(47.0-59.2)

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Maryland

 

 

 

2005

39.8

41.9

37.6

CI

(35.6-44.0)

(35.7-48.1)

(32.6-42.6)

2003

-

-

-

CI

-

-

-

2001

-

-

-

CI

-

-

-

1999

-

-

-

CI

-

-

-

1997

-

-

-

CI

-

-

-

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Massachusetts

 

 

 

2005

47.8

47.6

48.0

CI

(45.1-50.5)

(44.3-50.9)

(44.8-51.2)

2003

45.7

46.0

45.4

CI

(43.4-48.0)

(42.8-49.2)

(42.3-48.5)

2001

53.0

51.7

54.3

CI

(50.8-55.2)

(48.8-54.6)

(51.9-56.7)

1999

51.8

50.2

53.3

CI

(49.8-53.8)

(47.8-52.6)

(50.6-56.0)

1997

53.5

51.8

55.3

CI

(51.2-55.8)

(49.0-54.6)

(52.2-58.4)

1995

53.2

50.4

56.0

CI

(50.7-55.7)

(47.2-53.6)

(53.3-58.7)

1993

47.4

45.5

49.2

CI

(45.1-49.7)

(42.2-48.8)

(45.7-52.7)

1991

-

-

-

CI

-

-

-

 

 

 

 

Michigan

 

 

 

2005

38.1

40.3

35.8

CI

(34.7-41.5)

(36.6-44.0)

(31.5-40.1)

2003

44.0

45.6

42.3

CI

(41.3-46.7)

(42.7-48.5)

(38.7-45.9)

2001

46.2

47.3

45.0

CI

(42.6-49.8)

(43.7-50.9)

(40.9-49.1)

1999

48.5

47.4

49.8

CI

(45.3-51.7)

(42.9-51.9)

(46.6-53.0)

1997

50.5

48.7

52.2

CI

(46.1-54.9)

(43.8-53.6)

(47.3-57.1)

1995

-

-

-

CI

-

-

-

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Mississippi

 

 

 

2005

-

-

-

CI

-

-

-

2003

41.8

40.0

44.0

CI

(38.4-45.2)

(35.7-44.3)

(40.4-47.6)

2001

41.7

40.6

42.9

CI

(39.3-44.1)

(35.9-45.3)

(40.0-45.8)

1999

42.5

38.6

46.7

CI

(38.6-46.4)

(33.4-43.8)

(42.3-51.1)

1997

46.4

43.3

49.9

CI

(42.9-49.9)

(37.8-48.8)

(46.5-53.3)

1995

48.5

41.0

56.1

CI

(43.5-53.5)

(35.8-46.2)

(50.2-62.0)

1993

47.0

41.7

52.2

CI

(43.8-50.2)

(36.0-47.4)

(49.8-54.6)

1991

-

-

-

CI

-

-

-

 

 

 

 

Missouri

 

 

 

2005

40.8

40.4

41.2

CI

(36.8-44.8)

(35.0-45.8)

(37.6-44.8)

2003

49.2

48.5

49.7

CI

(45.0-53.4)

(43.0-54.0)

(45.4-54.0)

2001

47.6

46.1

49.2

CI

(43.5-51.7)

(41.6-50.6)

(44.3-54.1)

1999

49.9

46.5

53.3

CI

(46.0-53.8)

(41.6-51.4)

(48.8-57.8)

1997

51.4

53.0

49.8

CI

(46.4-56.4)

(46.5-59.5)

(44.8-54.8)

1995

55.7

53.9

57.4

CI

(53.2-58.2)

(51.0-56.8)

(54.1-60.7)

1993

-

-

-

CI

-

-

-

1991

-

-

-

CI

-

-

-

 

 

 

 

Montana

 

 

 

2005

48.6

48.0

49.2

CI

(45.6-51.6)

(44.5-51.5)

(45.3-53.1)

2003

49.5

48.9

49.6

CI

(46.2-52.8)

(45.4-52.4)

(45.5-53.7)

2001

54.1

52.5

55.7

CI

(51.4-56.8)

(48.5-56.5)

(52.0-59.4)

1999

57.6

55.0

60.1

CI

(54.7-60.5)

(51.4-58.6)

(56.2-64.0)

1997

59.0

57.5

60.4

CI

(56.4-61.6)

(53.6-61.4)

<