For an explanation of the rankings, see
here.
Episode Rankings(previous episode's positions given in brackets)Teams in finish order1) Charla & Mirna (7)
2) Dustin & Kandice (4)
3) Teri & Ian (3)
4) Oswald & Danny (1)
5) Joe & Bill (5)
6) Eric & Danielle (2)
7) Uchenna & Joyce (6)
Teams ranked by performance throughout the episode1) Joe & Bill (6)
2) Teri & Ian (3)
3) Dustin & Kandice (5)
4) Uchenna & Joyce (4)
5) Charla & Mirna (8)
6) Oswald & Danny (1)
7) Eric & Danielle (2)
The performance rankings are very different from the finish order because the order in which teams completed two of the tasks (finding the clue on the glacier and the roadblock) had very little correlation with the order in which they finished.
Overall RankingsTeams ranked by average finish position1) Oswald & Danny (1)
2) Eric & Danielle (3)
3) Teri & Ian (4)
4) Dustin & Kandice (5)
5) Joe & Bill (6)
6) Uchenna & Joyce (7)
7) Charla & Mirna (8)
Teams ranked by average episode performance1) Joe & Bill (4)
2) Oswald & Danny (2)
3) Dustin & Kandice (5)
4) Teri & Ian (7)
5) Uchenna & Joyce (6)
6) Eric & Danielle (3)
7) Charla & Mirna (8)
Roadblock RecordCharla: 2, Mirna: 2
Dustin: 3, Kandice: 1
Eric: 3, Danielle: 1
Joe: 2, Bill: 2
Oswald: 3, Danny: 1
Teri: 2, Ian: 2
Uchenna: 2, Joyce: 2