Table:
text: List of cumulative spacewalk records
List
List
Number_ Astronaut Agency Total_EVAs Total_Time_Hours_Minutes
1 Solovyev Anatoly Solovyev RSA 16 82:22
2 Lopez-Alegria Michael Lopez-Alegria NASA 10 67:40
3 Ross Jerry L. Ross NASA 9 58:32
4 Grunsfeld John M. Grunsfeld NASA 8 58:30
5 Yurchikhin Fyodor Yurchikhin RSA 8 51:53
6 Williams Sunita Williams NASA 7 50:40
7 Smith Steven L. Smith NASA 7 49:48
8 Fincke Michael Fincke NASA 9 48:37
9 Bowen Stephen G. Bowen NASA 7 47:18
10 Parazynski Scott E. Parazynski NASA 7 47:05
11 Tanner Joseph R. Tanner NASA 7 46:29
12 Curbeam Robert L. Curbeam NASA 7 45:34
13 Budarin Nikolai Budarin RSA 8 44:25

Question: What is Yurchikhin Fyodor Yurchikhin's number in the list of cumulative spacewalk records?

Question: From the list of cumulative spacewalk records, how many agencies did Budarin Nikolai Budarin work for?

Question: What are the total EVAs of the walk that lasted 45:34 among the cumulative spacewalk records?

Question: How many different total EVAs are there for the walk that lasted 45:34 for the list of cumulative spacewalk records?