Teams:
Czech Republic - Tomas Berdych & Petra Kvitova
France - Marion Bartoli & Richard Gasquet
Spain - Anabel Medina Garrigues & Fernando Verdasco
USA - Bethanie Mattek-Sands & Mardy Fish
Australia - Jarmila Gajdosova & Lleyton Hewitt
Denmark - Caroline Wozniacki & Frederik Nielsen
China - Li Na & Di Wu
Bulgaria - Tsvetana Pironkova & Grigor Dimitrov


December 31, 2011
France vs China
Li Na d. Marion Bartoli 2-6 6-2 6-4
Richard Gasquet d. Di Wu 6-1 6-3
Marion Bartoli & Richard Gasquet d. Li Na & Di Wu 6-1 6-1

January 1, 2012
Australia vs Spain
Jarmila Gajdosova d. Anabel Medina Garrigues 6-3 3-6 6-3
Fernando Verdasco d. Lleyton Hewitt 6-3 3-6 7-5
Anabel Medina Garrigues & Fernando Verdasco d. Jarmila Gajdosova & Lleyton Hewitt 3-6 6-3 (11-9)

January 2, 2012
Czech Republic vs Bulgaria
Petra Kvitova d. Tsvetana Pironkova 6-4 6-2
Tomas Berdych d. Grigor Dimitrov 6-4 6-7 6-3
Tsvetana Pironkova & Grigor Dimitrov d. Tomas Berdych & Petra Kvitova 2-6 6-3 (11-9)

January 2, 2012
USA vs Denmark
Caroline Wozniacki d. Bethanie Mattek-Sands 7-6(4) 6-2
Mardy Fish d. Frederik Nielsen 4-6 7-6 6-4
Caroline Wozniacki & Frederik Nielsen d. Bethanie Mattek-Sands & Mardy Fish 7-5 6-3

January 3, 2012
Spain vs China
Li Na d. Anabel Medina Garrigues 6-3 6-1
Fernando Verdasco d. Di Wu 6-3 6-4
Anabel Medina Garrigues & Fernando Verdasco d. Li Na & Di Wu 6-0 6-2

January 3, 2012
France vs Australia
Marion Bartoli d. Jarmila Gajdosova 6-0 6-0
Richard Gasquet d. Lleyton Hewitt 6-2 5-7 6-1
Marion Bartoli & Richard Gasquet d. Jarmila Gajdosova & Lleyton Hewitt 6-3 6-4

January 4, 2012
Denmark vs Bulgaria
Caroline Wozniacki d. Tsvetana Pironkova 7-5 4-6 6-2
Grigor Dimitrov d. Frederik Nielsen 7-6(5) 6-2
Tsvetana Pironkova & Grigor Dimitrov d. Caroline Wozniacki & Frederik Nielsen 3-6 6-4 (10-1)

January 4, 2012
Czech Republic vs USA
Petra Kvitova d. Bethanie Mattek-Sands 6-2 6-1
Tomas Berdych d. Mardy Fish 6-3 6-3
Tomas Berdych & Petra Kvitova d. Bethanie Mattek-Sands & Mardy Fish 6-3 7-5

January 5, 2012
France vs Spain
Marion Bartoli d. Anabel Medina Garrigues 6-2 6-4
Richard Gasquet d. Fernando Verdasco 6-2 6-4
Marion Bartoli & Richard Gasquet vs Anabel Medina Garrigues & Fernando Verdasco - Not played

January 5, 2012
Australia vs China
Li Na d. Jarmila Gajdosova 6-3 6-2
Lleyton Hewitt d. Di Wu 6-4 7-5
Jarmila Gajdosova & Lleyton Hewitt d. Li Na & Di Wu 8-5

January 6, 2012
Bulgaria vs USA
Bethanie Mattek-Sands d. Tsvetana Pironkova 6-4 6-4
Grigor Dimitrov d. Mardy Fish 6-2 6-1
Tsvetana Pironkova & Grigor Dimitrov d. Bethanie Mattek-Sands & Mardy Fish 8-5

January 6, 2012
Denmark vs Czech Republic
Petra Kvitova d. Caroline Wozniacki 7-6(4) 3-6 6-4
Tomas Berdych d. Frederik Nielsen 6-1 6-3
Tomas Berdych & Petra Kvitova vs Caroline Wozniacki & Frederik Nielsen - Not Played

Finals
Czech Republic vs France
Petra Kvitova d. Marion Bartoli 7-5 6-1
Tomas Berdych d. Richard Gasquet 7-6(0) 6-4
Tomas Berdych & Petra Kvitova vs Marion Bartoli & Richard Gasquet - Not Played