diff --git a/src/app/providers/api-service.ts b/src/app/providers/api-service.ts
index f668417..79b5fc3 100644
--- a/src/app/providers/api-service.ts
+++ b/src/app/providers/api-service.ts
@@ -17,6 +17,8 @@ export class ApiService {
 	  }
   }
   
+  // Login API
+  
   private getSessionKey() {
 	  console.log('get key');
 	  return this.sessionKey;
@@ -69,4 +71,87 @@ export class ApiService {
 		data
 	  ).map( response => response.json() );
   }
+  
+  // Leaderboard Api
+  
+  private leaderboard_daily_total() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'daily_total'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_daily_count() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'daily_count'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_weekly_total() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'weekly_total'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_weekly_count() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'weekly_count'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_monthly_total() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'monthly_total'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_monthly_count() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'monthly_count'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_all_time_total() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'all_time_total'
+		}
+		).map( response => response.json() );
+	}
+  
+  private leaderboard_all_time_count() {
+    return this.http.post(
+		  this.apiUrl + '/stats/leaderboard',
+		  {
+			session_key : this.sessionKey,
+      type : 'all_time_count'
+		}
+		).map( response => response.json() );
+	}
+  
 }
\ No newline at end of file