Comparison of India with TOP 3 Countries on the basis of "Track Density"
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1. USA - 224792 km of track in 9834000 sq. km of land = 0.022 per sq. km.
2. China - 112000 km of track in 9597000 sq. km of land = 0.011 per sq. km.
3....
more... Russia - 86000 km of track in 17100000 sq. km of land = 0.005 per sq. km.
4. India - 65808 km of track in 3287000 sq. km of land = 0.02 per sq. km.
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So, in terms of track density, India is only behind USA in this list.