 Analysis in 2015 estimated that the annual economic impact of same-sex marriage in Hawaii was approximately $26.6 million.By June 30, 2015, exactly 4,028 same-sex couples had married in the state of Hawaii since legalization on December 2, 2013, making up 10.5% of the state's 38,254 marriages contracted in that time.According to the Hawaii Department of Health, the number of same-sex marriages that were celebrated in the state is as follows