Daily chart answer for Thursday, November 5, 2026
How did U.S. annual electricity generation from conventional hydropower change from 1975 to 1994 (TWh)? Technology & Energy · 20 observations · U.S. Energy Information Administration (MER table 7.2a).
Solid line = the part players could see · dashed violet = the daily chart’s hidden stretch, revealed here.
What happened
After the visible part ended on 1982, it ticked down 16.7% to finish at 260.13 TWh. Players saw the first 8 of 20 observations before drawing. From 303.15 TWh to 260.13 TWh, the full span nets out down 14.2%. The period high of 335.29 TWh came in 1983; the low of 223.6 TWh, in 1977. The biggest one-step move was a 22.1% downward in 1977. Data: U.S. Energy Information Administration (MER table 7.2a).
The hidden values
After the cutoff (1982), the series printed:
| Date | Actual value |
|---|---|
| 1983 | 335.29 |
| 1984 | 324.31 |
| 1985 | 284.31 |
| 1986 | 294.01 |
| 1987 | 252.86 |
| 1988 | 226.1 |
| 1989 | 271.98 |
| 1990 | 292.87 |
| 1991 | 288.99 |
| 1992 | 253.09 |
| 1993 | 280.49 |
| 1994 | 260.13 |
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