LaTeX.org

Hi there,

I am new here and have trouble to find a solution to the follwing problem with pgfplots:
So far I managed to typeset a bar plot as follows:

\documentclass{article}
\usepackage[margin=0.5in]{geometry}
\usepackage[utf8]{inputenc}
\usepackage{siunitx}
\usepackage{pgfplots}
\usepackage ...