Stats that most correlate to winning (statistical analysis)

I was doing a little statistical work and wanted to find out how success in various statistical categories relates to winning in Power 5 conferences. Over the last three years this is what I found using the top 10 Power 5 finishers in each of the following categories:

2014 (combined winning percentage of Power 5 teams in top 10 in NCAA in each of these categories)

Third down conversions - 85.0 winning percentage
Passing Efficiency - 83.3
Points - 83.3
TO Margin - 78.3
Time of Possession - 73.6
Rushing Offense - 72.1
Points allowed - 72.0
Defensive Passing Efficiency - 68.8
Total Offense - 68.1
Total Defense - 65.0
Fewest Penalties - 63.7
Most Penalties - 54.2
Passing Yardage - 49.6


2013
Passing Efficiency - 84.9
Points - 82.9
Points allowed - 82.3
TO Margin - 82.3
Third down conversions - 78.8
Defensive Passing Efficiency - 77.1
Total Offense - 76.1
Rushing Offense - 76.1
Total Defense - 74.2
Fewest Penalties - 62.3
Passing Yardage- 58.8
Most Penalties - 75.0
Time of Possession - 56.7


2012
Points allowed - 80.0
TO Margin - 79.6
Total Defense - 79.6
Points - 77.7
3rd down conversions - 75.0
Defensive Passing Efficiency - 74.6
Passing Efficiency - 73.9
Rushing Offense - 72.1
Total Offense - 71.4
Passing Yardage - 67.1
Time of Possession - 65.2
Most Penalties - 63.7
Fewest Penalties - 52.2

Overall Rank (order of importance)
1. Points scored (3,2,4) - 9
2t. Turnover Margin (4,4,2) - 10
2t. Passing Efficiency (2,1,7) - 10
4t. Points allowed (7,3,1) 11
4t. Third Down Conversions (1,5,5) - 11
6. Defensive Passing Efficiency (8,6,6) - 20
7. Rushing Offense (6, 8, 8) - 22
8. Total Defense (10,9,3) - 22
9. Total Offense (8,7,9) - 24
10. Time of Possession (5,13,11) - 29
11. Passing Yardage (13,11,10) - 34
12t. Fewest Penalties (13,10,13) - 36
12t. Most Penalties (12,12,12) - 36