\begin{tikzpicture}
\draw[draw=none] (0, 0) rectangle (4, 1);
\foreach \x/\y in {
0.00/0.03, 0.20/0.04, 0.40/0.07, 0.60/0.35, 0.80/0.52,
1.00/1.00, 1.20/0.82, 1.40/0.25, 1.60/0.08, 1.80/0.03,
2.00/0.15, 2.20/0.24, 2.40/0.70, 2.60/0.05, 2.80/0.03,
\begin{tikzpicture}
\draw[draw=none] (0, 0) rectangle (4, 1);
\foreach \x/\y in {
0.00/0.03, 0.20/0.04, 0.40/0.07, 0.60/0.35, 0.80/0.52,
1.00/1.00, 1.20/0.82, 1.40/0.25, 1.60/0.08, 1.80/0.03,
2.00/0.15, 2.20/0.24, 2.40/0.70, 2.60/0.05, 2.80/0.03,