Table:
Current sample size	Target sample size
Homologous IVF	378	300
Sperm donation	170	200
Embryo donation	31	50
Egg donation	146	200
Gestational Surrogacy	16	30

Convert the picture into Markdown format.

|  | Current sample size | Target sample size | 
 | --- | --- | --- | 
 | Homologous IVF | 378 | 300 | 
 | Sperm donation | 170 | 200 | 
 | Embryo donation | 31 | 50 | 
 | Egg donation | 146 | 200 | 
 | Gestational Surrogacy | 16 | 30 |