"trK v time
0.0000000000000	0.0000000000000
0.4000000000000	0.0000087768956
0.8000000000000	0.0000567057902
1.2000000000000	0.0001867779212
1.6000000000000	0.0004338616017
2.0000000000000	0.0008314700892