CREATE TABLE table_71216 ("Group" FLOAT, "Half-Life  ( s ) " FLOAT, "Decay Constant  ( s \\u22121  ) " FLOAT, "Yield ,  Neutrons per Fission" FLOAT, "Fraction" FLOAT)

What is the yield, neutrons per fission of the group with decay constants less than 0.301, a half-life of 22.72, and a group number larger than 2?
SELECT SUM("Yield, Neutrons per Fission") FROM table_71216 WHERE "Decay Constant (s \u22121 )" < '0.301' AND "Half-Life (s)" = '22.72' AND "Group" > '2'
SELECT SUM("Yield, Neutrons per Fission") FROM "table_71216" WHERE "Decay Constant (s \u22121 )" < '0.301' AND "Group" > '2' AND "Half-Life (s)" = '22.72'