george gervin points per shot efficiency with free throws factored in

stats for gervin from http://basketballreference.com/players/playerpage.htm?ilkid=GERVIGE01 placed into text file ger

[g@archgav awk]$ awk '{g=$5;p=$8;f=$10/g;t=$13/g/2;e=p/(f+t);print e, $1}' ger
1.0575 1972-73
1.04439 1973-74
1.04331 1974-75
1.09439 1975-76
1.18314 1976-77
1.165 1977-78
1.16421 1978-79
1.15439 1979-80
1.08985 1980-81
1.10559 1981-82
1.10108 1982-83
1.08482 1983-84
1.11092 1984-85
1.05345 1985-86