type 4 inter          -0.5      5.593
type 4 slope    -3.927e-06  4.393e-05
type 2 inter        -1.684    0.02945
type 2 slope    +3.222e-06  2.102e-07
type 1 inter         -1.76    0.02194
type 1 slope    +3.776e-06  1.141e-07