Smoked 100 cigarettes and currently smokes?
Weighted Percent 'Yes'
Age: 18-99+ Years
Place of Residence: Iowa
95% Cell Confidence Intervals (CI Lo, CI Hi)

Year of Survey      % Yes, CI Lo, CI Hi, Yes
--------------------------------------------
2005                    20.4 19.0 21.8   970
2006                    21.4 20.0 22.9 1,057
2007                    19.8 18.4 21.3   956
--------------------------------------------
Total                   20.6 19.7 21.4 2,983

Tabular Chart (X = 1.1 %, x = 0.5):

Year of Survey    % Yes               
--------------------------------------
2005              XXXXXXXXXXXXXXXXXXX 
2006              XXXXXXXXXXXXXXXXXXXX
2007              XXXXXXXXXXXXXXXXXXx 
--------------------------------------
Total             XXXXXXXXXXXXXXXXXXX 

Detailed Least-Squares Analysis, for Linear Trend:

Column           2005 Y-intercept        Slope    95% CI (1 df, t=12.706150)
--------------------------------------------------------------------------
Total % Yes                 20.84       -0.282    -10.06 to +9.500
--------------------------------------------------------------------------

Y-intercept and slope may be used to draw least-squares line.
If confidence interval (CI) does not include 0, trend is significant (**).

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Unique ID, for keeping track of analyses: X24FAXSW
Compiled / run: Oct 24 2011 / Oct 24 2011 (1 second) (VitalWeb Standard)
Data Scenario: United States State Level Adult BRFSS
Excluded responses: Missing, not asked, don't know, and refused.
_RFSMOKE: Have you smoked at least 100 cigarettes in your entire life? [Note: 5 packs
  = 100 cigarettes] Do you now smoke cigarettes every day, some days, or not at all?
Cell Confidence Interval (CI) Method: Jackknife (800 Maximum Replicates)
Behavioral Risk Factor Surveillance System (BRFSS) (www.cdc.gov/brfss)