What do you mean this decade? In the last 10 Years here is the W/L Ratio of the three against all nations:
http://stats.espncricinfo.com/ci/eng...ults;type=team
and here is the last 10 years for the three playing each other
http://stats.espncricinfo.com/ci/eng...ults;type=team
And here are the w/l's for the three playing against G8 last 10 years
http://stats.espncricinfo.com/ci/eng...ults;type=team
I don't understand your criterion for your table. Clearly it is not for 10 years.