CREATE TABLE table_22944 ("Country" TEXT, "Total" FLOAT, "Champions" FLOAT, "Current" FLOAT, "First driver ( s ) " TEXT, "Last/current driver ( s ) " TEXT)

how many total where last/current driver(s) is narain karthikeyan ( 2010 )
SELECT COUNT("Total") FROM table_22944 WHERE "Last/current driver(s)" = 'Narain Karthikeyan ( 2010 )'
SELECT COUNT("Total") FROM "table_22944" WHERE "Last/current driver(s)" = 'Narain Karthikeyan ( 2010 )'