xxxxxxxxxx
step = 5
x_values = returns.index.strftime('%d/%-m')
x_ticks_values = x_values[::step]
plt.figure(figsize = (12, 6))
ax = sns.barplot(x = x_values,
y = returns['Adj Close'],
color = '#73a9d1')
plt.xticks(ticks = np.arange(0, (len(x_values) + step), step),
labels = x_ticks_values,
rotation = 90)