diff --git a/Model/RuYuanZaiYuanCount.py b/Model/RuYuanZaiYuanCount.py
index beafa19..6fa92af 100644
--- a/Model/RuYuanZaiYuanCount.py
+++ b/Model/RuYuanZaiYuanCount.py
@@ -52,13 +52,23 @@ class RuYuanZaiYuanModel:
             calculated_total = enroll_data.get("urban", 0) + enroll_data.get("town", 0) + enroll_data.get("rural", 0)
             total_enroll.append(calculated_total / 10000)  # 转换为万人
 
+        # 添加2022年基数的粉色折线
+        base_year = "2022"
+        # 找到2022年在years中的索引位置
+        base_index = years.index(base_year) if base_year in years else 0
+        # 获取2022年的总入园数作为基数
+        base_value = total_enroll[base_index] if base_index < len(total_enroll) else 0
+        # 创建2022年基数折线数据（2022-2024年）
+        base_2022_line = []
+        for i, year in enumerate(years):
+            # 只在2022年及之后显示基数线
+            if i >= base_index:
+                base_2022_line.append(base_value)
+            else:
+                base_2022_line.append(None)  # 2022年之前不显示
+        
         # 构建ECharts配置
         option = {
-            # "title": {
-            #     "text": "云南省学前教育人数统计",
-            #     "left": "center",
-            #     "textStyle": {"color": "#333"}
-            # },
             "tooltip": {
                 "trigger": "axis",
                 "axisPointer": {
@@ -71,7 +81,7 @@ class RuYuanZaiYuanModel:
                 "borderWidth": 1
             },
             "legend": {
-                "data": ["城区", "镇区", "乡村", "总入园数"],
+                "data": ["城区", "镇区", "乡村", "总入园数", "2022年基数(万人)"],
                 "top": 30,
                 "textStyle": {"color": "#333"},
                 "icon": "roundRect",
@@ -112,9 +122,9 @@ class RuYuanZaiYuanModel:
                     "nameGap": 30,  # 增加名称与轴的间距
                     "axisLabel": {
                         "formatter": "{value} 万人",
-                        "color": "#ee6666"
+                        "color": "#00a859"
                     },
-                    "axisLine": {"show": True, "lineStyle": {"color": "#ee6666"}},
+                    "axisLine": {"show": True, "lineStyle": {"color": "#00a859"}},  # 改为绿色
                     "axisTick": {"show": True},
                     "splitLine": {"show": False}
                 }
@@ -158,10 +168,25 @@ class RuYuanZaiYuanModel:
                     "type": "line",
                     "yAxisIndex": 1,
                     "data": total_enroll,
-                    "lineStyle": {"color": "#ee6666", "width": 3},
+                    "lineStyle": {"color": "#00a859", "width": 3},  # 改为绿色
                     "symbol": "circle",
                     "symbolSize": 8,
-                    "itemStyle": {"color": "#ee6666"}
+                    "itemStyle": {"color": "#00a859"}  # 改为绿色
+                },
+                # 添加2022年基数的粉色折线
+                {
+                    "name": "2022年基数(万人)",
+                    "type": "line",
+                    "yAxisIndex": 1,
+                    "data": base_2022_line,
+                    "lineStyle": {"color": "#ff9e9e", "width": 2, "type": "solid"},
+                    "symbol": "circle",
+                    "symbolSize": 6,
+                    "itemStyle": {"color": "#ff9e9e"},
+                    "emphasis": {
+                        "focus": "series"
+                    },
+                    "z": 5  # 确保折线图显示在柱状图之上，但在总入园数折线之下
                 }
             ],
             "grid": {
@@ -211,6 +236,21 @@ class RuYuanZaiYuanModel:
             calculated_total = (urban_val + town_val + rural_val) / 10000  # 先计算总和再转换为万人
             total_in_school.append(calculated_total)
         
+        # 添加2022年基数的粉色折线
+        base_year = "2022"
+        # 找到2022年在years中的索引位置
+        base_index = years.index(base_year) if base_year in years else 0
+        # 获取2022年的总在园数作为基数
+        base_value = total_in_school[base_index] if base_index < len(total_in_school) else 0
+        # 创建2022年基数折线数据（2022-2024年）
+        base_2022_line = []
+        for i, year in enumerate(years):
+            # 只在2022年及之后显示基数线
+            if i >= base_index:
+                base_2022_line.append(base_value)
+            else:
+                base_2022_line.append(None)  # 2022年之前不显示
+        
         # 构建ECharts配置
         option = {
             "tooltip": {
@@ -225,7 +265,7 @@ class RuYuanZaiYuanModel:
                 "borderWidth": 1
             },
             "legend": {
-                "data": ["城区", "镇区", "乡村", "总在园数"],
+                "data": ["城区", "镇区", "乡村", "总在园数", "2022年基数(万人)"],
                 "top": 30,
                 "textStyle": {"color": "#333"},
                 "icon": "roundRect",
@@ -266,9 +306,9 @@ class RuYuanZaiYuanModel:
                     "nameGap": 30,
                     "axisLabel": {
                         "formatter": "{value} 万人",
-                        "color": "#ee6666"
+                        "color": "#00a859"  # 改为绿色
                     },
-                    "axisLine": {"show": True, "lineStyle": {"color": "#ee6666"}},
+                    "axisLine": {"show": True, "lineStyle": {"color": "#00a859"}},  # 改为绿色
                     "axisTick": {"show": True},
                     "splitLine": {"show": False}
                 }
@@ -312,14 +352,29 @@ class RuYuanZaiYuanModel:
                     "type": "line",
                     "yAxisIndex": 1,
                     "data": total_in_school,
-                    "lineStyle": {"color": "#ee6666", "width": 3},
+                    "lineStyle": {"color": "#00a859", "width": 3},  # 改为绿色
                     "symbol": "circle",
                     "symbolSize": 8,
-                    "itemStyle": {"color": "#ee6666"},
+                    "itemStyle": {"color": "#00a859"},  # 改为绿色
                     "emphasis": {
                         "focus": "series"
                     },
                     "z": 10  # 确保折线图显示在最上层
+                },
+                # 添加2022年基数的粉色折线
+                {
+                    "name": "2022年基数(万人)",
+                    "type": "line",
+                    "yAxisIndex": 1,
+                    "data": base_2022_line,
+                    "lineStyle": {"color": "#ff9e9e", "width": 2, "type": "solid"},
+                    "symbol": "circle",
+                    "symbolSize": 6,
+                    "itemStyle": {"color": "#ff9e9e"},
+                    "emphasis": {
+                        "focus": "series"
+                    },
+                    "z": 5  # 确保折线图显示在柱状图之上，但在总在园数折线之下
                 }
             ],
             "grid": {
diff --git a/Model/__pycache__/RuYuanZaiYuanCount.cpython-310.pyc b/Model/__pycache__/RuYuanZaiYuanCount.cpython-310.pyc
index 6400e73..cd15ec2 100644
Binary files a/Model/__pycache__/RuYuanZaiYuanCount.cpython-310.pyc and b/Model/__pycache__/RuYuanZaiYuanCount.cpython-310.pyc differ