TOTAL OVER- INVOICED IMPORTS AND UNDER- INVOICED EXPORTS 1994: Most optimistic estimate : Most pessimistic estimate: ) $2.1 billion (28% of total Indo- US trade) $5.9 billion (78% 1995: Most optimistic estimate : Most pessimistic estimate : $1.8 billion (20% of total Indo- US trade) $5.6 billion (62%)