nullData: 
(0.1, 0.003)
(0.3, 0.067)
(0.5, 0.148)
(0.7, 0.248)
(0.9, 0.37)
(1.1, 0.518)
(1.3, 0.697)
f(0.200000) = 0.032961
f(0.550000) = 0.171119
f(0.850000) = 0.337236
f(1.280000) = 0.677542
