Comparison of Three Measures to Promote National Fitness in China by Mathematical Modeling

Table 1

Data of survey for the proportion of the three classes of people.

Year	First-class (%)	Second-class (%)	Third-class (%)	The total number of populations (million)	References
1996	65.65	18.85	15.5	1223.89	[3–5]
2000	65	16.7	18.3	1267.43	[3–5]
2007	61.5	10.3	28.2	1321.29	[3, 6]