Cumulatitive shrimp population grown yearly under human culture from 1983 – 0.1 MMT to 2019 – 4.87MMT around 68 Million metric tonnes.
That would be 68,000,000,000 kg at around average 20 g whole at harvest – or 50 per kg that is :
3,400,000,000,000 individual shrimp have undergone husbandry in industry – the majority vannamei.
That is 3.4 trillion under US system.
Or 3.4 billion (million x million) in UK system.