Как в графике отсортировать значения по оси Y?

import matplotlib.pyplot as plt
import numpy as np
import csv
 
with open('Data/Benchmark_Result.csv') as file:
    reader = csv.reader(file, delimiter=';')
    result=[line[-2].strip() for line in reader if line]
result=[e for e in result if e.strip()]
result.pop(0)
array_value = np.array(result) 
 
 
x = np.arange(4)
y1 = array_value[::3]
y2 = array_value[1::3]
y3 = array_value[2::3]
width = 0.2
  
plt.bar(x-0.2, y1, width, color='red')
plt.bar(x, y2, width, color='green')
plt.bar(x+0.2, y3, width, color='blue')
plt.xticks(x, ['None', '-O0', '-O1', '-O2'])
plt.xlabel("Key Optimisation")
plt.ylabel("Efficiency")
plt.legend(["int", "double", "float"])
plt.show()

import pandas as pd
import matplotlib.pyplot as plt
import seaborn as sns
 
df = pd.read_csv('Benchmark_Result.csv', delimiter=';')
df = df[df.columns[6:11]]
 
df['RelErr1'] = df.RelErr / 20
df['AbsErr1'] = df.AbsErr * 40
 
fig, ax = plt.subplots(figsize=(16,10))
 
sns.lineplot(data=df, x=df.index, y='AvTime', linewidth=2, color='b')
sns.lineplot(data=df, x=df.index, y='RelErr1', linewidth=2, color='g')
sns.lineplot(data=df, x=df.index, y='AbsErr1', linewidth=2, color='c')
sns.lineplot(data=df, x=df.index, y='Time', linewidth=2, color='r')
 
col = ', '.join([i for i in df.columns[:5]])
ax.set_ylabel(col, size=12)
 
plt.show()