The state’s economic development office has released the online version of the 2011 State of Hawaii Data Book.

The publication is the most comprehensive compilation of statistics on Hawaii with 800 tables covering topics in areas such as population, education, labor, energy, business enterprises, government, tourism and transportation.

The Data Book is available on the DBEDT website, at http://hawaii.gov/dbedt/info/economic/databook.

Among the information included in the latest edition:

— Hawaii’s resident population is expected to increase by about 0.8 percent annually between 2010 and 2015, growing from about 1.36 million people in 2010 to about 1.42 million people in 2015;

— In 2011, 21.5 percent of the employed wage and salary workers in Hawaii were members of unions, while 22.5 percent were represented by unions. This is considerably higher than the United States as a whole, where members made up 11.8 percent of the employed and those represented made up 13 percent;

— The City and County of Honolulu typically consumes two-thirds of the state’s water; in 2011 Honolulu consumed 50.2 billion gallons of the 75.7 billion gallons that the state consumed;

— In 2011, the number of registered vehicles in the State of Hawaii surpassed the 1.2 million mark, hitting a new high of 1,210,310 and beating the record high from 2007 of 1,167,240;

— The average electricity price for residential customers on Oahu increased from 25 cents per kilowatt hour in 2010 to 32 cents per kWh in 2011, with a 25.8 percent increase from the previous year;

— The tuition per semester for a full-time resident undergraduate student at University of Hawaii at Manoa in 2011 was 4,200 dollars, 24 percent higher ($3,384) compared to year 2009;

— Duty free store revenue in 2011 was 152.8 million dollars in 2011 and was 28 percent higher compared to 2010;

— There were 83 credit unions in Hawai’i with a total of 810,675 credit union members in 2011.