Table:
0
A
B
C
D
E
F
G
H
1
Season
Episodes
Timeslot (EST)
Season premiere
Season finale
TV season
Ranking
Viewers (in millions)
2
1
22
Monday 9:00p.m. (1999) Friday 10:00p.m. (2000)
September 20, 1999
May 19, 2000
1999–2000
33rd
12.18
3
2
21
Friday 10:00p.m.
October 20, 2000
May 11, 2001
2000–01
29th
13.1
4
3
23
Friday 10:00p.m.
September 28, 2001
May 17, 2002
2001–02
14th
15.2
5
4
25
Friday 10:00p.m.
September 27, 2002
May 16, 2003
2002–03
16th
14.83
6
5
25
Tuesday 10:00p.m.
September 23, 2003
May 18, 2004
2003–04
21st
12.72
7
6
23
Tuesday 10:00p.m.
September 21, 2004
May 24, 2005
2004–05
23rd
13.46
8
7
22
Tuesday 10:00p.m.
September 20, 2005
May 16, 2006
2005–06
24th
13.78
9
8
22
Tuesday 10:00p.m.
September 19, 2006
May 22, 2007
2006–07
38th
11.94
10
9
19
Tuesday 10:00p.m.
September 25, 2007
May 13, 2008
2007–08
30th
11.33
11
10
22
Tuesday 10:00p.m.
September 23, 2008
June 2, 2009
2008–09
39th
10.11
12
11
24
Wednesday 9:00p.m. Wednesday 10:00p.m.
September 23, 2009
May 19, 2010
2009–10
44th
8.81
13
13
23
Wednesday 10:00p.m.
September 21, 2011
May 23, 2012
2011–12
67th
7.59
14
14
24
Wednesday 9:00p.m.
September 26, 2012
May 22, 2013
2012–13
56th
7.30

Questions and formulas:
Question: Which time slot did the season finale on May 18, 2004 hold?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,E1="May 18, 2004"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H14,E2:E14="May 18, 2004"),3))
Level: medium