Table:
Clerk

Started

Finished

School (year)

Previous clerkship

Kenneth W. Dam

1957

1958

Chicago (1957)

none

Alan C. Kohn

1957

1958

Wash U (1955)

none

William C. Canby, Jr.

1958

1959

Minnesota (1956)

none

Heywood H. Davis

1958

1959

Kansas (1958)

none

Jerome B. Libin

1959

1960

Michigan (1959)

none

Patrick F. McCartan

1959

1960

Notre Dame (1959)

none

D. Lawrence Gunnels

1961

1962

Wash U (1960)

none

Could you count the number of rows and columns in this table? Show your final answer in the JSON format {"row_number": "m", "column_number": "n"}.

This table has 8 rows and 5 columns. Thus, the final answer is {"row_number": "8", "column_number": "5"}.