"dens v time
0.0000000000000	0.0037072030825
0.3515742187500	0.0037014083481
0.7031484375000	0.0036955199745
1.0547226562500	0.0036896242202
1.4062968750000	0.0036837575374
1.7578710937500	0.0036778821442
2.1094453125000	0.0036722388663
2.4610195312500	0.0036670517113