Consider the following statements with respect to "latest Science & Technology Indicators (STI 2019-20)":
1. About 76% of patents filed in India over the past 13 years have been by Indians.
2. The number of Indian patents over the period have been steadily decreasing.
3. India’s private sector research companies appear to employ a larger proportion of women in core research and development activities than government-funded major scientific agencies do.
Which of the above statements is/are correct?