CREATE TABLE table_18748 ("Game" FLOAT, "Date" TEXT, "Team" TEXT, "Score" TEXT, "High points" TEXT, "High rebounds" TEXT, "High assists" TEXT, "Location Attendance" TEXT, "Record" TEXT)

how many date with score being w 113 87
SELECT COUNT("Date") FROM table_18748 WHERE "Score" = 'W 113–87'
SELECT COUNT("Date") FROM "table_18748" WHERE "Score" = 'W 113–87'