Complex sentence: Since 1995, the authority has privatized road network development in India, and by May 2014 delivered a state wise lengths of over 92,851 kilometers of National Highways, of which 22,757 kilometers are 4-lane or 6-lane modern highways.
Split into simpler sentences: Since 1995, the authority has privatized road network development in India. As of May 2014, India had over 92,851 kilometers of National Highways, of which 22,757 kilometers are 4-lane or 6-lane modern highways.