None that he knows of. He was raised by his uncle and grew up with his cousin, and it is unknown if he has any siblings.
Hope this helps
Is this for the entire world or just The U.S.? If its the U.S. than its increased slightly.
Revolution means going around some point: Earth moves around its axis once per day and around the Sun once per year.
I am assuming here that you mean the revolution around the sun (around its own axis would be 360 degrees a day, a full circle, but the phrase is more commonly used to describe movement around the sun).
it revolves a full circle each year, that is 364 days. So each day it makes 360/364 Degress, that is approximately one degree per day - the answer is 1)