Really? How do you come up with the numbers for SpaceX? 100 million dollars sound like money from out of Elon Musk's pocket when he started SpaceX. Don't forget

Really? How do you come up with the numbers for SpaceX? 100 million dollars sound like money from out of Elon Musk's pocket when he started SpaceX. Don't forget a lot of development is paid out by NASA.