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.
According to the Organisation for Economic Co-operation and Development (OECD), Switzerland is subsidising more than 70% of its agriculture compared to 35% in the EU. The 2007 Agricultural Program, recently adopted by the Swiss Federal Assembly, will increase subsidies by CHF 63 million to CHF 14.092 billion.witzerland is among the world's most prosperous countries in terms of private income. In 2007 the gross median household income in Switzerland was an estimated 107,748 CHF, or USD 137,094 at purchasing power parity (PPP).