bug fix

app.py

@@ -100,7 +100,7 @@ def plot_interest_coverage(interest_rate, cagr_revenues):
     )
     # plot average rate on federal debt projected
     plt.plot(
-        data["Year"], 
+        data.index, 
         data["Average Rate on Federal Debt (Projected)"], 
         color = "Green", 
         label = "Average Rate on Federal Debt (Projected)",
@@ -108,14 +108,14 @@ def plot_interest_coverage(interest_rate, cagr_revenues):
     )
     # plot interest / revenues (baseline)
     plt.plot(
-        data["Year"], 
+        data.index, 
         data["Net Interest / Revenues (Baseline)"], 
         color = "Blue", 
         label = "Net Interest / Revenues (Baseline)"
     )
     # plot interest / revenues (projected)
     plt.plot(
-        data["Year"], 
+        data.index, 
         data["Net Interest / Revenues (Projected)"], 
         color = "Blue", 
         label = "Net Interest / Revenues (Projected)",
@@ -123,14 +123,14 @@ def plot_interest_coverage(interest_rate, cagr_revenues):
     )
     # plot interest / revenues ex ss oasdi (baseline)
     plt.plot(
-        data["Year"], 
+        data.index, 
         data["Net Interest / Revenues ex SS OASDI (Baseline)"], 
         color = "Orange", 
         label = "Net Interest / Revenues ex SS OASDI (Baseline)"
     )
     # plot interest / revenues ex ss oasdi (projected)
     plt.plot(
-        data["Year"], 
+        data.index, 
         data["Net Interest / Revenues ex SS OASDI (Projected)"], 
         color = "Orange", 
         label = "Net Interest / Revenues ex SS OASDI (Projected)",