CREATE TABLE table_48721 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Ground" TEXT, "Date" TEXT, "Crowd" FLOAT)

What is the sum of Crowd, when Date is Sunday, 4 March, and when Home Team Score is 22.13 (145)?
SELECT SUM("Crowd") FROM table_48721 WHERE "Date" = 'sunday, 4 march' AND "Home team score" = '22.13 (145)'
SELECT SUM("Crowd") FROM "table_48721" WHERE "Date" = 'sunday, 4 march' AND "Home team score" = '22.13 (145)'