According to some research more than 80% of skyscrapers in the United States do not include a thirteenth floor, with hotels, hospitals, and airports avoiding the number too.
Ngokwezibalo, ezingaphezu kuka-80% izakhiwo e-US abanalo 13 phansi, amahhotela, izibhedlela kanye zezindiza baphinde bashaqa le nombolo ka-shintshana.