Passing First Downs

Delvin Williams · Season-by-season history

Passing First Downs over time

Delvin Williams — Passing First Downs over time Each point is a recorded season value. Separate lines show each team and competition. Exact values are listed in the table below. 0 0.2 0.4 0.6 0.8 1 1977 1978 1979 1980 1977 · San Francisco 49ers · NFL: 0 1978 · Miami Dolphins · NFL: 0 1979 · Miami Dolphins · NFL: 0 1980 · Miami Dolphins · NFL: 0
  • San Francisco 49ers · NFL
  • Miami Dolphins · NFL

Hover over a point for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.

Delvin Williams — Passing First Downs by season
SeasonTeamLeaguePassing First Downs
1980 Miami Dolphins NFL 0
1979 Miami Dolphins NFL 0
1978 Miami Dolphins NFL 0
1977 San Francisco 49ers NFL 0