National Security Agency
The following table shows previous lists and the number of systems installed when the list was published. Site Efficiency in the table is SUM(Rmax)/SUM(Rpeak), expressed as a percentage.
| List | Systems | Highest Ranking | Sum Rmax (GFlops) |
Sum Rpeak (GFlops) |
Site Efficiency (%) |
|---|---|---|---|---|---|
| 06/1998 | 1 | 490 | 13.70 | 15.24 | 89.91 |
| 11/1997 | 1 | 316 | 13.70 | 15.24 | 89.91 |
| 06/1997 | 2 | 83 | 44.10 | 80.78 | 54.59 |
| 11/1996 | 3 | 53 | 49.10 | 87.98 | 55.81 |
| 06/1996 | 5 | 34 | 56.86 | 100.48 | 56.59 |
| 11/1995 | 4 | 25 | 51.86 | 93.28 | 55.60 |
| 06/1995 | 6 | 20 | 56.17 | 99.15 | 56.66 |
| 11/1994 | 4 | 9 | 40.30 | 80.71 | 49.94 |
| 06/1994 | 4 | 9 | 40.30 | 80.71 | 49.94 |
| 11/1993 | 2 | 5 | 32.54 | 68.21 | 47.71 |
| 06/1993 | 2 | 4 | 32.54 | 68.21 | 47.71 |