[gcoakes]

Are those real numbers? Also, do you mean additive or multiplicative (i.e.: 20 + 20 + 15 vs. 20 * 20 * 15).

[adrianN]

We have about 2500TWh/a of nuclear worldwide. 42000TWh/a coal, 48000TWh/a oil, and 38000TWh/a gas. Give or take a few thousand TWh.