plot.xy(xy.coords(x, y), type = type, col = col, lty = lty, ...)

lines.default(1:6, simple[, i] * 100, lwd = 3, col = 6, type = "b",
lty = 1, lwd = 2)

lines(1:6, simple[, i] * 100, lwd = 3, col = 6, type = "b", lty = 1,
lwd = 2)