With reference to the Indian economy after the 1991 economic liberalization, consider the following statements:
- Worker productivity per worker (at 2004–05 prices) increased in urban areas while it decreased in rural areas.
- The percentage share of rural areas in the workforce steadily increased.
- In rural areas, the growth in the non-farm economy increased.
- The growth rate in rural employment decreased.
Which of the statements given above is/are correct?