Hotels statewide saw sharp declines in key performance metrics during the month of April as a result of the coronavirus, with occupancy, revenue per available room, RevPAR, and average daily rate, ADR, all falling dramatically, according to the latest data released Tuesday by Hawaii Tourism Authority. According to the monthly Hawaii Hotel Performance Report, which is produced by the HTA research division with data compiled by STR Inc., the occupancy rate for hotels statewide was just 9% in April.…