2013 vs 2014 stats (through 5 games):

2013 Rushing - 232 attempts for 1204 yards (5.19 yds/rush); 12 TDs; 5 fumbles - 2 lost
2014 Rushing - 227 attempts for 1156 yards (5.09 yds/rush); 11 TDs; 4 fumbles - 2 lost

2013 Passing - 87 of 133 for 880 yards (Completion percentage - 65.41%); 10 TDs, 3 INTs
2014 Passing - 83 of 124 for 1081 yards (Completion percentage - 66.94%); 5 TDs, 3 INTs

2013 Scoring Offense - 35.0 ppg
2014 Scoring Offense - 31.0 ppg

2013 Scoring Defense - 10.8 ppg
2014 Scoring Defense - 8.2 ppg

2013 3rd Down Offense - 44 of 78 (56.4%)
2014 3rd Down Offense - 37 of 69 (53.6%)

2013 3rd Down Defense - 17 of 69 (24.6%)
2014 3rd Down Defense - 22 of 73 (30.1%)

2013 Sacks Allowed - 9 for 38 yards
2014 Sacks Allowed - 3 for 22 yards

2013 Red Zone Offense (TDs) - 18 on 24 Attempts (75.0%)
2014 Red Zone Offense (TDs) - 11 on 20 Attempts (55.0%)

Considering last year's team was one of the best teams in the history of the FCS, the stats are actually pretty comparable. The one that jumps out, and I'm sure no one will be surprised by this, is the Red Zone TDs.