But regardign energy of the sun per sqaure meter cosnidering days of 12 hours all year through adn considering the Earth average is roughly 1000 kilocaries  (real physicist kilocalories) per year.

http://curriculum.calstatela.edu/courses/builders/lessons/less/biomes/SunEnergy.html

A pleasure

I therefore claim to show, not how men think in myths, but how myths operate in men's minds without their being aware of the fact. Levi-Strauss, Claude