The LASEK eye surgery technique may also lower the risk of developing dry eyes post-surgery and minimizes complications related to the deeper LASIK cut. However, LASEK recovery tends to involve more discomfort and more time.
Confidence votes 236K. Texas has an area of 268,820 square miles or 696,241 square kilometers.
Using the square milage you gave for Texas: 1 square mile = 5280 x 5280 square feet = 27,878,400 square feet. So 268,581 square miles = 7,487,608,550,400. For simplicity say 7.5 x 10^12. That divided by 7 x 10^9 is indeed over 1000 square feet per person.