"kzz v time
0.0000000000000	0.0000000000000
0.3515742187500	-0.0000203525278
0.7031484375000	-0.0000395037653
1.0547226562500	-0.0000536824800
1.4062968750000	-0.0000538670826
1.7578710937500	-0.0000421848396
2.1094453125000	-0.0000536992017
2.4610195312500	-0.0000571228238