The human sperm is composed of a head and a tail, the tail being divisible into a neck, a middle piece, a principal piece, and an end piece; the head, 4-6 mcm in length, is a broadly oval, flattened body containing the nucleus; the tail is about 55 mcm in length. Synonym(s): sperm cell, spermatozoon. [G. sperma, seed]
Switzerland is the 15th largest export economy in the world. In 2016, Switzerland exported $302B and imported $268B, resulting in a positive trade balance of $34.7B. In 2016 the GDP of Switzerland was $659B and its GDP per capita was $62.9k. The top exports of Switzerland are Gold ($82.1B), Packaged Medicaments ($39.7B), Human or Animal Blood ($26.2B), Base Metal Watches ($12.1B) and Jewellery ($10.8B), using the 1992 revision of the HS (Harmonized System) classification.
Â© FDFA, Presence Switzerland Switzerland has the second highest gross domestic product (GDP) per capita in the world. At the end of 2015 Swiss GDP per capita stood at CHF 77,943 (approx. EUR 73,000 or USD 81,000). About 74% of Swiss GDP is generated by the service sector and 25% by industry. The contribution from the agricultural sector is less than 1%. The European Union (EU) is Switzerland's main trading partner. Around 78% of Swiss imports are from the EU, while 43% of Swiss exports are destined for EU countries.