GSS2002* Is there sufficient evidence to infer that in 2002 more Americans saw themselves as Democrats rather than as Republicans?

POLVIEW: I’m going to show you a seven-point scale on which the political views that people might hold are arranged from extremely liberal to extremely conservative. Where would you place yourself on this scale? 1 Extremely liberal, 2  Liberal, 3  Slightly Liberal, 4  Moderate, 5 

Slightly conservative, 6  Conservative, 7  Extremely conservative.