UK - 2 years post study visa, France - 2 years post study visa, Netherlands - 1 year post study visa, Sweden - 10 months post study visa, Germany - 18 months post study visa,
Canada - 8 months to 3 years depends on qualification, Australia - 18 months to 4 years depends on qualification, Newzealand - 12 months to 3 years depends on qualification,
USA - OPT upto 3 years for STEM.