When in the top division - Wednesday have been the highest scoring team only once, in 1929/30.
Wednesday have been second highest scorers once in 1911, the third highest four times.

Highest Scorers

1929/30 - 105 goals (Wednesday were champions)

2nd Highest Scorers

1911/12 - 69 goals (Wednesday finished 5th)

3rd Highest Scorers

1908/09 - 67 goals (5th)
1930/31 - 102 goals (3rd)
1931/32 - 96 goals (3rd)
1993/94 - 76 goals (7th)

United

Highest Scorers

1925/26 - 102 goals (5th)

2nd Highest Scorers

1899/00 - 63 goals (2nd)
1901/02 - 53 goals (10th)
1923/24 - 69 goals (5th)

3rd Highest Scorers

1902/03 - 58 goals (4th)
1903/04 - 62 goals (7th)
1904/05 - 64 goals (6th)
1991/92 - 65 goals (9th)