Consider the following statements regarding Sugarcane Industry in India:

1. India's output per hectare is exceedingly low in comparison to other world's leading sugarcane-producing countries.

2. Sugar production is a seasonal industry with a relatively brief crushing season.

3. The average rate of recovery of sugar from sugarcane in India is high as compared to other major sugar-producing countries.

4. Most sugar mills in India are tiny and are unable to benefit from economies of scale.

Which of the statements given above are correct?