For an explanation of the rankings, see
here.
Episode Rankings(previous episode's positions given in brackets)Teams in finish order1) Oswald & Danny (5)
2) Eric & Danielle (3)
3) Teri & Ian (6)
4) Dustin & Kandice (4)
5) Joe & Bill (7)
6) Uchenna & Joyce (2)
7) Charla & Mirna (8)
8) Rob & Amber (1)
Teams ranked by performance throughout the episode1) Oswald & Danny (6)
2) Eric & Danielle (3)
3) Teri & Ian (7)
4) Uchenna & Joyce (2)
5) Dustin & Kandice (4)
6) Joe & Bill (5)
7) Rob & Amber (1)
8) Charla & Mirna (8)
Although Uchenna & Joyce finished behind Dustin & Kandice and Joe & Bill, their having finished the detour first means that they're ranked ahead of those two teams. Rob & Amber were ahead of Charla & Mirna up until the roadblock, which is why they're ranked higher.
Overall RankingsTeams ranked by average finish position1) Oswald & Danny (2)
2) Rob & Amber (1)
3) Eric & Danielle (3)
4) Teri & Ian (7)
5) Dustin & Kandice (6)
6) Joe & Bill (5)
7) Uchenna & Joyce (4)
8) Charla & Mirna (8)
Teams ranked by average episode performance1) Rob & Amber (1)
2) Danny & Oswald (4)
3) Eric & Danielle (5)
4) Joe & Bill (2)
5) Dustin & Kandice (3)
6) Uchenna & Joyce (6)
7) Teri & Ian (7)
8) Charla & Mirna (8)
Roadblock RecordCharla: 1, Mirna: 2
Dustin: 2, Kandice: 1
Eric: 2, Danielle: 1
Joe: 1, Bill: 2
Oswald: 2, Danny: 1
Rob: 1, Amber: 2
Teri: 2, Ian: 1
Uchenna: 1, Joyce: 2