1 The hypothalamus, pituitary gland, and the gonads (ovaries, testicles) operate in a feedback loop, producing and maintaining the levels of sex hormones (androgens and estrogens) that are mainly responsible for the primary and secondary changes of puberty.
Calculation: Here is the formula for FIP: FIP = ((13*HR)+(3*(BB+HBP))-(2*K))/IP + constant. The constant is solely to bring FIP onto an ERA scale and is generally around 3.10. You can find historical FIP constant values here, or you can derive the constant yourself.
The GDP per capita PPP is obtained by dividing the countryâs gross domestic product, adjusted by purchasing power parity, by the total population. This page provides-United States GDP per capita PPP-actual values, historical data, forecast, chart, statistics, economic calendar and news.