daily oil production. it's not yet known when the ipo will happen. but when it does, it could she the biggest on record. for more, i'm joined by cnn business emerging markets editor john. good to see you. >> hi, natalie. . >> it may be the biggest ipo in history. how much oil does this company produce? >> well, it is the crown jewel, if you will, of the kingdom, natalie. and you rightfully suggest it is the most profitable company in the world. we consume 100 million barrels a day. saudi aramco praoutsz about 10 million barrels. 1 out of 10 barrels every day in the market comes from saudi arabia. it produces oil at $2 to $4 a barrel, which is extraordinary. in 2018, they had two times the profits of apple. three things we need to watch