import matplotlib.pyplot as plt
import numpy as np
 
# 设置中文显示，确保系统中安装了支持中文的字体，例如SimHei。
plt.rcParams['font.sans-serif'] = ['SimHei']  # 用黑体显示中文
plt.rcParams['axes.unicode_minus'] = False    # 正确显示负号
 
# 创建数据
years = np.array([2018, 2019, 2020, 2021, 2022])
market_growth = np.array([3.2, 4.0, 4.8, 5.4, 5.8])  # 假设的市场增长率数据
 
# 绘图
plt.figure(figsize=(10, 6))
plt.plot(years, market_growth, marker='o', linestyle='-', color='b')
plt.title('数字艺术市场过去五年的增长率')  # 图表标题
plt.xlabel('年份')  # x轴标签
plt.ylabel('市场增长率（%）')  # y轴标签
plt.grid(True)  # 显示网格
plt.xticks(years)  # 设置x轴刻度
plt.ylim(3, 6)  # 设置y轴的范围
 
# 显示图表
plt.show()
 

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