Table:
0
A
B
C
D
E
F
G
H
1
Year
Date
Driver
Manufacturer
Laps
Miles (km)
Race Time
Average Speed (mph)
2
1988
July 2
Rob Moroso
Oldsmobile
200
107.6 (173.165)
1:36:04
66.971
3
1989
July 4
Jimmy Spencer
Buick
200
107.6 (173.165)
1:25:01
75.938
4
1990
June 30
Mark Martin
Ford
200
107.6 (173.165)
1:24:52
76.072
5
1991
June 22
Chuck Bown
Pontiac
250
134.5 (216.456)
1:49:15
73.867
6
1992
June 20
Jimmy Spencer
Oldsmobile
250
134.5 (216.456)
2:21:14
57.139
7
1993
June 12
Jeff Burton
Ford
250
134.5 (216.456)
1:56:59
68.984
8
1994
June 11
Elton Sawyer
Ford
250
134.5 (216.456)
2:01:18
66.529
9
1995
June 10
Larry Pearson
Chevrolet
250
134.5 (216.456)
1:41:23
79.599
10
1996
June 22
David Green
Chevrolet
250
134.5 (216.456)
1:53:35
71.049
11
1997
July 12
Elliott Sadler
Chevrolet
250
134.5 (216.456)
1:39:07
81.419
12
1998
July 11
Randy LaJoie
Chevrolet
250
134.5 (216.456)
1:36:56
80.754
13
1999
July 17
Jeff Green
Chevrolet
250
134.5 (216.456)
1:35:52
84.179

Questions and formulas:
Question: Name the number of year for mark martin
Formula: ROWS(UNIQUE(FILTER(A1, C1="Mark Martin")))
Formula2: ROWS(UNIQUE(FILTER(A2:A13, C2:C13="Mark Martin")))
Level: medium
Question: Name the number of year for june 30
Formula: ROWS(UNIQUE(FILTER(A1, B1="June 30")))
Formula2: ROWS(UNIQUE(FILTER(A2:A13, B2:B13="June 30")))
Level: medium