Creation Moment 5/29/2012 - Mathematical Question???

If one uses a conservative estimate of human population growth (say, about a rate of 0.5%), and assume we "evolved" a million years ago-then there should be around 30 thousand million people who have lived-WHERE ARE THE BONES?
So God created man in his own image, in the image of God created he him; male and female created he them.
Genesis 1:27