CREATE TABLE table_61442 ("S.no." FLOAT, "Power Plant" CLOB, "State" CLOB, "Total Capacity  ( MW ) " FLOAT, "Completion Schedule" CLOB)

For the 2013 completion schedule, what is the total S.no.?
SELECT SUM("S.no.") FROM table_61442 WHERE "Completion Schedule" = '2013'
SELECT SUM("S.no.") FROM "table_61442" WHERE "Completion Schedule" = '2013'