Companies registered by month in 1990
- January - 1606 companies registered
- February - 1660 companies registered
- March - 2208 companies registered
- April - 1765 companies registered
- May - 1738 companies registered
- June - 1704 companies registered
- July - 1667 companies registered
- August - 1636 companies registered
- September - 1438 companies registered
- October - 1738 companies registered
- November - 1927 companies registered
- December - 1307 companies registered