ploting bargraph with value_counts(with title x and y label and name angle)
data_1.Manufactorer.value_counts(ascending = False).plot(kind = 'bar')
plt.title("Manufacturers")
plt.ylabel("Count")
plt.xlabel("Manufacturer")
plt.xticks(rotation=45)# 45 degree rotation for name..
plt.tight_layout()
plt.show()