Nelsen threw for 98 touchdowns while tossing 101 picks. His TD percentage was 5.1% and his interception rate was 5.3%. He was driven back 876 yds while being the victim of a quarterback sack 146 times. He averaged 157.4 yards per contest through the air. During the 90 games in his career, Nelsen connected on 963 of 1,905 attempts for a total of 14,165 yards.
In his final season, Nelsen threw for a total of 0 yds with 0 TDs and 0 picks. He was sacked 0 different times for a total of 0 yards lost behind the line of scrimmage. He had a quarterback rating of 0.0 with a TD percentage of 0.0% and an interception rate of 0.0%. His longest completion was for 0 yards and he threw for 0.0 yds per outing. Nelsen connected on 0 of his attempted 0 throws in his last season for a completion percentage of 0.0%.