Public holiday
Chinese New Year is observed as a public holiday in a number of countries and territories where a sizable Chinese population resides. Since Chinese New Year falls on different dates on the Gregorian calendar every year on different days of the week, some of these governments opt to shift working days in order to accommodate a longer public holiday. In some countries, a statutory holiday is added on the following work day when the New Year falls on a weekend, as in the case of 2013, where the New Year's Eve (9 February) falls on Saturday and the New Year's Day (10 February) on Sunday.
Depending on the country, the holiday may be termed differently; common names are "Chinese New Year", "Lunar New Year", "New Year Festival", and "Spring Festival". For New Year celebrations that are lunar but not based on the Chinese New Year (such as Korea's Seollal and Vietnam's Tết), see the article on Lunar New Year.
For the other countries (likewise North America, South America, Europe and Oceania), the number of days for CNY varies from 3 days to 15 days, the highest number is for the United States. The worst is not having a public holiday at all.