[['no in series', 'no in season', 'title', 'directed by', 'written by', 'original air date', 'production code', 'us viewers (millions)'], ['249', '1', 'locum', 'arthur w forney', 'dawn denoon', 'september 22 , 2010', '12001', '9.68'], ['250', '2', 'bullseye', 'peter leto', 'daniel truly', 'september 22 , 2010', '12002', '10.36'], ['251', '3', 'behave', 'helen shaver', 'jonathan greene', 'september 29 , 2010', '12003', '9.48'], ['252', '4', 'merchandise', 'peter leto', 'judith mccreary', 'october 6 , 2010', '12004', '8.69'], ['253', '5', 'wet', 'jonathan kaplan', 'speed weed', 'october 13 , 2010', '12005', '8.13'], ['254', '6', 'branded', 'peter leto', 'chris brancato', 'october 20 , 2010', '12006', '8.74'], ['255', '7', 'trophy', 'donna deitch', 'ken storer', 'november 3 , 2010', '12007', '8.13'], ['256', '8', 'penetration', 'peter leto', 'dawn denoon & christine m torres', 'november 10 , 2010', '12008', '7.18'], ['257', '9', 'gray', 'helen shaver', 'george huang', 'november 17 , 2010', '12009', '7.65'], ['258', '10', 'rescue', 'peter leto & constantine makris', 'daniel truly', 'december 1 , 2010', '12010', '9.22'], ['259', '11', 'pop', 'norberto barba', 'jonathan greene', 'january 5 , 2011', '12011', '10.60'], ['260', '12', 'possessed', 'constantine makris', 'brian fagan', 'january 5 , 2011', '12012', '10.60'], ['261', '13', 'mask', 'donna deitch', 'speed weed', 'january 12 , 2011', '12013', '8.39'], ['262', '14', 'dirty', 'helen shaver', 'judith mccreary', 'january 19 , 2011', '12014', '6.97'], ['263', '15', 'flight', 'alex chapple', 'dawn denoon & christine m torres', 'february 2 , 2011', '12015', '8.81'], ['264', '16', 'spectacle', 'peter leto', 'chris brancato', 'february 9 , 2011', '12016', '7.89'], ['265', '17', 'pursuit', 'jonathan kaplan', 'judith mccreary', 'february 16 , 2011', '12017', '7.31'], ['266', '18', 'bully', 'helen shaver', 'ken storer', 'february 23 , 2011', '12018', '8.02'], ['267', '19', 'bombshell', 'patrick creadon', 'daniel truly', 'march 23 , 2011', '12019', '8.84'], ['268', '20', 'totem', 'jonathan kaplan', 'jonathan greene', 'march 30 , 2011', '12020', '8.54'], ['269', '21', 'reparations', 'constantine makris', 'christine m torres', 'april 6 , 2011', '12021', '8.29'], ['270', '22', 'bang', 'peter leto', 'speed weed', 'may 4 , 2011', '12022', '8.53'], ['271', '23', 'delinquent', 'holly dale', 'dawn denoon', 'may 11 , 2011', '12023', '8.10']]
there were 23 episode of Season 12 of Law & Order : Special Victim Unit
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