自变量	多项式方程
总确诊	$Y = - 8.063 e - 05 x^{3} + 0.01119 x^{2} - 0.6181 x + 12.51$
新增确诊	$Y = 7.115 e - 05 x^{3} - 0.01184 x^{2} + 0.6051 x - 1.221$
总死亡	$\begin{array}{l} Y = - 1.074 e + 09 x^{10} + 2.878 e + 09 x^{9} - 3.048 e + 09 x^{8} + 1.704 e + 09 x^{7} - 5.606 e + 08 x^{6} \\ + 1.135 e + 08 x^{5} - 1.423 e + 07 x^{4} + 1.079 e + 06 x^{3} - 4.528 e + 04 x^{2} + 770 x + 5.618 \end{array}$
新增死亡	$Y = - 0.1975 x^{5} + 1.722 x^{4} - 4.938 x^{3} + 5.832 x^{2} - 2.416 x + 0.02249$