Tourist arrivals, which plummeted after the Easter Sunday bomb attacks on hotels and churches, is gradually returning to normal, chairman of the Sri Lanka Tourism Promotion Bureau (SLTPB) Kishu Gomes says.Kishu Gomes said over 2.3 million tourists arrived in Sri Lanka last year and revenues of US $ 4.4 billion were generated. This year 3 million tourists and US$ 5 billion income were expected.