| |||||||
1990 | 1991 | 1992 | 1993 | 1994 | 1995 | Post Merger | |
Top Share | 24.0 | 24.5 | 25.2 | 24.3 | 24.8 | 25.9 | 28.8 |
Top 2 Share | 36.7 | 37.1 | 37.9 | 36.9 | 37.3 | 42.1 | 47.4 |
Top 3 Share | 42.0 | 42.3 | 43.2 | 42.3 | 42.4 | 48.9 | 54.4 |
Top 4 Share | 45.6 | 46.0 | 48.2 | 47.2 | 47.2 | 54.6 | 61.3 |
Top 5 Share | 48.8 | 48.9 | 51.9 | 50.9 | 51.0 | 59.9 | 66.6 |
Top 10 Share | 61.6 | 61.4 | 64.6 | 63.2 | 63.3 | 73.2 | 79.9 |
Top 25 Share | 80.8 | 80.2 | 84.5 | 83.1 | 83.4 | 88.5 | 91.3 |
Top 50 Share | 91.2 | 90.9 | 94.5 | 93.1 | 92.4 | 95.2 | 96.6 |
HHI | 866 | 872 | 928 | 880 | 898 | 1098 | 1355 |