The following article contains an answer for the question: In the city with 6.6% Hispanic origin, what percentage of residents speak other Indo-European languages? , can you please find it? 

According to the 2012-2016 American Community Survey (ACS), the racial makeup of the city was 65.7% Caucasian, 14.1% Asian, 7.0% of African origin,
6.6% Hispanic or Latino of any race, 0.4% Native American, 0.9% Pacific Islander, 0.2% other races, and 5.6% two or more races.
According to the 2010 United States Census, Seattle had a population of 608,660 with a racial and ethnic composition as follows:
White: 69.5% (Non-Hispanic Whites: 66.3%)
Asian: 13.8% (4.1% Chinese, 2.6% Filipino, 2.2% Vietnamese, 1.3% Japanese, 1.1% Korean, 0.8% Indian, 0.3% Cambodian, 0.3% Laotian, 0.2% Pakistanis, 0.2% Indonesian, 0.2% Thai)
Black or African American: 7.9%
Hispanic or Latino (of any race): 6.6% (4.1% Mexican, 0.3% Puerto Rican, 0.2% Guatemalan, 0.2% Salvadoran, 0.2% Cuban)
American Indian and Alaska Native: 0.8%
Native Hawaiian and Other Pacific Islander: 0.4%
Other race: 2.4%
Two or more races: 5.1%Seattle's population historically has been predominantly white. The 2010 census showed that Seattle was one of the whitest big cities in the country, although its proportion of white residents has been gradually declining. In 1960, whites comprised 91.6% of the city's population, while in 2010 they comprised 69.5%. According to the 2006–2008 American Community Survey, approximately 78.9% of residents over the age of five spoke only English at home. Those who spoke Asian languages other than Indo-European languages made up 10.2% of the population, Spanish was spoken by 4.5% of the population, speakers of other Indo-European languages made up 3.9%, and speakers of other languages made up 2.5%.

3.9%