table: [['(season )', 'no (episode )', 'title', 'directed by', 'written by', 'original air date', 'prod code'], ['1 ( 2 )', '20 (13)', 'road to rhode island', 'dan povenmire', 'gary janetti', 'may 30 , 2000', '2acx12'], ['2 ( 3 )', '48 (20)', 'road to europe', 'dan povenmire', 'daniel palladino', 'february 7 , 2002', '3acx13'], ['3 ( 5 )', '89 (9)', 'road to rupert', 'dan povenmire', 'patrick meighan', 'january 28 , 2007', '5acx04'], ['4 ( 7 )', '113 (3)', 'road to germany', 'greg colton', 'patrick meighan', 'october 19 , 2008', '6acx08'], ['5 ( 8 )', '127 (1)', 'road to the multiverse', 'greg colton', 'wellesley wild', 'september 27 , 2009', '7acx06'], ['6 ( 9 )', '154 (7 / 8)', 'road to the north pole', 'greg colton', 'danny smith & chris sheridan', 'december 12 , 2010', '8acx08 - 09']]
ref: The Road to. family guy episode appeared an average of slightly less than 2 year apart
template: [ENT] to. family guy episode appeared an average of slightly less than [ENT] year apart