Statistics for Longest Solo Filibusters in the History of the US Senate

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Time	Date	Measure	Senator	State	% Correct
24:18	August 28, 1957	Civil Rights Act of 1957	Strom Thurmond	South Carolina	89%
21:18	September 24, 2013	Continuing Appropriations Act	Ted Cruz	Texas	89%
15:30	June 12, 1935	National Industrial Recovery Act	Huey Long	Louisiana	56%
18:23	May 29, 1908	Aldrich–Vreeland Act	Robert M. La Follette, Sr.	Wisconsin	56%
23:30	October 17, 1986	Defense Authorization Act	Alfonse D'Amato	New York	44%
15:14	October 5, 1992	Revenue Act	Alfonse D'Amato	New York	44%
14:50	June 15, 2016	Nominally H.R. 2578	Chris Murphy	Connecticut	44%
15:28	April 4, 2017	Supreme Court confirmation of Neil Gorsuch	Jeff Merkley	Oregon	33%
22:26	April 24, 1953	Submerged Lands Act	Wayne Morse	Oregon	33%
16:12	September 28, 1981	Debt ceiling increase	William Proxmire	Wisconsin	33%