Table:
text: Forbes Global 2000
2009 list
2009 list
Rank_ Company Headquarters Industry Sales_billion_ Profits_billion_ Assets_billion_ Market_Value_billion_
01 General Electric USA Conglomerate 182.52 17.41 797.77 88.77
02 Royal Dutch Shell Netherlands Oil and gas 458.36 26.28 278.44 135.10
03 Toyota Japan Automotive 263.42 17.21 324.98 102.35
04 ExxonMobil USA Oil and gas 425.70 45.22 228.05 335.54
05 BP UK Oil and gas 361.14 21.16 228.24 119.70
06 HSBC UK Banking 142.05 5.73 2570.45 85.04
07 AT&T Inc. USA Telecommunications 124.03 12.87 265.25 140.08
08 Walmart USA Retailing 405.61 13.40 163.43 193.15
09 Santander Group Spain Banking 96.23 13.25 1318.86 49.75
09 Chevron USA Oil and gas 255.11 23.93 161.17 121.70

Question: In the 2009 Forbes Global 2000 list, what is the highest profit ($ billions) made by a Walmart company?

Question: Using the Forbes Global 2000 list from 2009, what is the lowest earnings ($Bn) that has a revenue ($Bn) of 425.7 and a rank greater than 4?

Question: What is the revenue (in billions of US dollars) for an exxonmobil company in the 2009 Forbes Global 2000 list?