Actually, CVX-XOM-Shell (50:25:25 %'s) together, have sold a total of 12.375 Ttcf gas for apprx. A$219 billion!!
You sure that is correct YA......gas is presently trading at around $5.00 per thousand cubic feet.
Meaning 12.375 Tcf is worth about 60 Billion not 219 Billion