Complex sentence: In India, for instance, the 2001 census recorded only 93 girls per 100 boys--a sharp decline from 1961 when the number of girls was nearly 98.
Split into simpler sentences: In India, for instance, the 2001 census recorded only 93 girls per 100 boys. This is a sharp decline from 1961, when the number of girls per 100 boys was nearly 98.