Here's a look at some numbers that might help explain Detroit's loss.
0 – Super Bowl appearances for the Lions.
1 – Playoff wins for the Lions in the Super Bowl era.
2 – Lost fumbles by the Lions on Sunday.
4 – Fumbles overall by Detroit on Sunday.
8 – Straight postseason games the Lions have lost, a streak stretching from 1991 to now. It's tied for the longest postseason losing streak in league history with Kansas City.
8 – Total return yards for Jeremy Ross.
9 – Tackles for James Ihedigbo, leading the Lions.
10 – Quarterback hits on Romo for the Lions, led by four from Ezekiel Ansah.
10 – Yards on Sam Martin's shanked punt that led to Dallas' winning drive.
10 – Straight road playoff games lost by the Lions, with the last win in 1957.
11 – Wins this season for Detroit, second-most in franchise history.
14 – Points Detroit led by Sunday, making it the largest blown lead in the playoffs in league history.
18 – Games Matthew Stafford has lost on the road against teams with an over-.500 record. He has never won one of these games.
36.3 – Third-down percentage for the Lions on Sunday (4 of 11).
36.3 – Stafford's QBR on Sunday.
44 – Penalty yards for the Lions, on eight infractions.
51 – Career-long touchdown catch and overall reception in the postseason for Golden Tate.
66 – Win percentage for the Lions when the pass interference flag thrown against the Cowboys is picked up with 8:25 left.
75 – Yards rushing for Dallas running back DeMarco Murray, his third-lowest total of the season.
85 – Yards receiving for Calvin Johnson. He's been held under 100 yards in four of five games against Dallas -- the exception being his 329-yard game last season.
87.7 – The passer rating for Matthew Stafford.
323 – Yards passing for Stafford, his fourth-highest total of the season.