Trend of health indicators
From the chemical situation, since the beginning of 2 1 century, the global national health status has shown a "growth trend", in which the national health number (NHI) of 27 countries has shown a growth trend, the national health number (NHI) of 5 countries has shown a "zero growth" trend, and the national health number (NHI) of 13 countries has shown a "negative growth". In the traditional western developed countries such as the Netherlands, Spain, Italy, Germany and France, as well as Turkey, Israel, Singapore, Mexico and Poland, the countries with the highest annual decline rate of NHI are France (2.27%), Spain (2.28%), Germany (2.43%), Italy (4.67%) and the Netherlands (5.67%).