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Need help to understand a density histogram

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up vote 0 down vote favorite I've a density histogram, I don't understand. I hope somebody can help me with that. The histogram: I know that a density histogram is the bar areas sum to 1. But I don't understand the histogram I have. It's a histogram of a consumption. Is it positive? How is the density? Is it symmetric or skewed? statistics share | cite | improve this question edited Oct 14 '15 at 21:59 tomi 6,186 1 11 32 asked Oct 14 '15 at 21:46 user4476151 ...