At the 2000 Census, the racial makeup of the city in was 49.3% White, 25.3% Black or African American, 5.3% Asian, 0.7% American Indian, 0.1% Pacific Islander, 16.5% from some other race, and 3.1% from two or more races. In addition, Hispanics made up 37.4% of Houston's population in 2000, while non-Hispanic whites made up 30.8%.[130] The proportion of non-Hispanic whites in Houston has decreased significantly since 1970, when it was 62.4%.[27]
Judah ha-Levi (12th century) proposed a nascent Jewish date line for dating of Shabbat, later calculated to fall between China and Japan (other lines exist, and travelers are expected to note both personal and local Shabbat); and Pinchas Elijah Horovitz (18th century) stated that polar regions should observe Shabbat based on calculating 24-hour days, although without establishing a date line.
Houston's murder rate ranked 46th of U.S. cities with a population over 250,000 in 2005 (per capita rate of 16.3 murders per 100,000 population).[228] In 2010, the city's murder rate (per capita rate of 11.8 murders per 100,000 population) was ranked sixth among U.S. cities with a population of over 750,000 (behind New York City, Chicago, Detroit, Dallas, and Philadelphia)[229] according to the Federal Bureau of Investigation (FBI). Sabbath-keeper
