diff --git a/inc/class-statify-cron.php b/inc/class-statify-cron.php
index 969c7704..7af0b93a 100644
--- a/inc/class-statify-cron.php
+++ b/inc/class-statify-cron.php
@@ -23,13 +23,12 @@ class Statify_Cron extends Statify {
 	 *
 	 * @since    0.3.0
 	 * @version  1.4.0
+	 * @wp-hook boolean  statify__skip_aggregation
 	 */
 	public static function cleanup_data() {
-
-		// Global.
 		global $wpdb;
 
-		// Remove items.
+		// Remove old items.
 		$wpdb->query(
 			$wpdb->prepare(
 				"DELETE FROM `$wpdb->statify` WHERE created <= SUBDATE(%s, %d)",
@@ -38,9 +37,75 @@ public static function cleanup_data() {
 			)
 		);
 
+		// Aggregate data.
+		if ( ! apply_filters( 'statify__skip_aggregation', false ) ) {
+			self::aggregate_data();
+		}
+
 		// Optimize DB.
-		$wpdb->query(
-			"OPTIMIZE TABLE `$wpdb->statify`"
-		);
+		$wpdb->query( "OPTIMIZE TABLE `$wpdb->statify`" );
+	}
+
+	/**
+	 * Aggregate data in database.
+	 *
+	 * @since 1.9
+	 */
+	public static function aggregate_data() {
+		global $wpdb;
+
+		// Get date of last aggregation.
+		if ( isset( self::$_options['last_aggregation'] ) ) {
+			// Value saved, use it.
+			$start = self::$_options['last_aggregation'];
+		} else {
+			// No? We need to clean up all data. Let's determine the oldest data in the database.
+			$start = $wpdb->get_col( "SELECT MIN(`created`) FROM `$wpdb->statify`" );
+			$start = $start[0];
+		}
+
+		if ( is_null( $start ) ) {
+			// No data available, i.e not cleaned up yet and no data in database.
+			return;
+		}
+
+		$now  = new DateTime();
+		$date = new DateTime( $start );
+
+		// Iterate over every day from start (inclusive) til now.
+		while ( $date < $now ) {
+			$agg = $wpdb->get_results(
+				$wpdb->prepare(
+					"SELECT `created`, `referrer`, `target`, SUM(`hits`) as `hits` FROM `$wpdb->statify` WHERE `created` = %s GROUP BY `created`, `referrer`, `target`",
+					$date->format( 'Y-m-d' )
+				),
+				ARRAY_A
+			);
+
+			// Remove non-aggregated data and insert aggregates within one transaction.
+			$wpdb->query( 'START TRANSACTION' );
+			$res = $wpdb->query(
+				$wpdb->prepare(
+					"DELETE FROM `$wpdb->statify` WHERE `created` = %s",
+					$date->format( 'Y-m-d' )
+				)
+			);
+			if ( false !== $res ) {
+				foreach ( $agg as $a ) {
+					if ( false === $wpdb->insert( $wpdb->statify, $a ) ) {
+						$wpdb->query( 'ROLLBACK' );
+						break;
+					}
+				}
+			}
+			$wpdb->query( 'COMMIT' );
+
+			// Continue with next day.
+			$date->modify( '+1 day' );
+		}
+
+		// Remember last aggregation date.
+		self::$_options['last_aggregation'] = $now->format( 'Y-m-d' );
+		update_option( 'statify', self::$_options );
 	}
 }
diff --git a/inc/class-statify-dashboard.php b/inc/class-statify-dashboard.php
index 455654f5..7265b49b 100755
--- a/inc/class-statify-dashboard.php
+++ b/inc/class-statify-dashboard.php
@@ -322,7 +322,7 @@ private static function _select_data() {
 		$data = array(
 			'visits'   => $wpdb->get_results(
 				$wpdb->prepare(
-					"SELECT `created` as `date`, COUNT(`created`) as `count` FROM `$wpdb->statify` GROUP BY `created` ORDER BY `created` DESC LIMIT %d",
+					"SELECT `created` as `date`, SUM(`hits`) as `count` FROM `$wpdb->statify` GROUP BY `created` ORDER BY `created` DESC LIMIT %d",
 					$days_show
 				),
 				ARRAY_A
@@ -332,7 +332,7 @@ private static function _select_data() {
 		if ( $today ) {
 			$data['target'] = $wpdb->get_results(
 				$wpdb->prepare(
-					"SELECT COUNT(`target`) as `count`, `target` as `url` FROM `$wpdb->statify` WHERE created = %s GROUP BY `target` ORDER BY `count` DESC, `url` ASC LIMIT %d",
+					"SELECT SUM(`hits`) as `count`, `target` as `url` FROM `$wpdb->statify` WHERE created = %s GROUP BY `target` ORDER BY `count` DESC, `url` ASC LIMIT %d",
 					$current_date,
 					$limit
 				),
@@ -340,7 +340,7 @@ private static function _select_data() {
 			);
 			$data['referrer'] = $wpdb->get_results(
 				$wpdb->prepare(
-					"SELECT COUNT(`referrer`) as `count`, `referrer` as `url`, SUBSTRING_INDEX(SUBSTRING_INDEX(TRIM(LEADING 'www.' FROM(TRIM(LEADING 'https://' FROM TRIM(LEADING 'http://' FROM TRIM(`referrer`))))), '/', 1), ':', 1) as `host` FROM `$wpdb->statify` WHERE `referrer` != '' AND created = %s GROUP BY `host` ORDER BY `count` DESC, `url` ASC LIMIT %d",
+					"SELECT SUM(`hits`) as `count`, `referrer` as `url`, SUBSTRING_INDEX(SUBSTRING_INDEX(TRIM(LEADING 'www.' FROM(TRIM(LEADING 'https://' FROM TRIM(LEADING 'http://' FROM TRIM(`referrer`))))), '/', 1), ':', 1) as `host` FROM `$wpdb->statify` WHERE `referrer` != '' AND created = %s GROUP BY `host` ORDER BY `count` DESC, `url` ASC LIMIT %d",
 					$current_date,
 					$limit
 				),
@@ -349,7 +349,7 @@ private static function _select_data() {
 		} else {
 			$data['target'] = $wpdb->get_results(
 				$wpdb->prepare(
-					"SELECT COUNT(`target`) as `count`, `target` as `url` FROM `$wpdb->statify` WHERE created > DATE_SUB(%s, INTERVAL %d DAY) GROUP BY `target` ORDER BY `count` DESC, `url` ASC LIMIT %d",
+					"SELECT SUM(`hits`) as `count`, `target` as `url` FROM `$wpdb->statify` WHERE created > DATE_SUB(%s, INTERVAL %d DAY) GROUP BY `target` ORDER BY `count` DESC, `url` ASC LIMIT %d",
 					$current_date,
 					$days_show,
 					$limit
@@ -358,7 +358,7 @@ private static function _select_data() {
 			);
 			$data['referrer'] = $wpdb->get_results(
 				$wpdb->prepare(
-					"SELECT COUNT(`referrer`) as `count`, `referrer` as `url`, SUBSTRING_INDEX(SUBSTRING_INDEX(TRIM(LEADING 'www.' FROM(TRIM(LEADING 'https://' FROM TRIM(LEADING 'http://' FROM TRIM(`referrer`))))), '/', 1), ':', 1) as `host` FROM `$wpdb->statify` WHERE `referrer` != '' AND created > DATE_SUB(%s, INTERVAL %d DAY) GROUP BY `host` ORDER BY `count` DESC, `url` ASC LIMIT %d",
+					"SELECT SUM(`hits`) as `count`, `referrer` as `url`, SUBSTRING_INDEX(SUBSTRING_INDEX(TRIM(LEADING 'www.' FROM(TRIM(LEADING 'https://' FROM TRIM(LEADING 'http://' FROM TRIM(`referrer`))))), '/', 1), ':', 1) as `host` FROM `$wpdb->statify` WHERE `referrer` != '' AND created > DATE_SUB(%s, INTERVAL %d DAY) GROUP BY `host` ORDER BY `count` DESC, `url` ASC LIMIT %d",
 					$current_date,
 					$days_show,
 					$limit
@@ -371,12 +371,12 @@ private static function _select_data() {
 			$data['visit_totals'] = array(
 				'today'           => $wpdb->get_var(
 					$wpdb->prepare(
-						"SELECT COUNT(`created`) FROM `$wpdb->statify` WHERE created = %s",
+						"SELECT SUM(`hits`) FROM `$wpdb->statify` WHERE created = %s",
 						$current_date
 					)
 				),
 				'since_beginning' => $wpdb->get_row(
-					"SELECT COUNT(`created`) AS `count`, MIN(`created`) AS `date` FROM `$wpdb->statify`",
+					"SELECT SUM(`hits`) AS `count`, MIN(`created`) AS `date` FROM `$wpdb->statify`",
 					ARRAY_A
 				),
 			);
diff --git a/inc/class-statify-table.php b/inc/class-statify-table.php
index 05b375c4..3af90046 100644
--- a/inc/class-statify-table.php
+++ b/inc/class-statify-table.php
@@ -47,7 +47,6 @@ public static function init() {
 	 * @version 1.2.4
 	 */
 	public static function create() {
-
 		global $wpdb;
 
 		// If existent.
@@ -65,6 +64,7 @@ public static function create() {
 			  `created` date NOT NULL default '0000-00-00',
 			  `referrer` varchar(255) NOT NULL default '',
 			  `target` varchar(255) NOT NULL default '',
+			  `hits` integer NOT NULL default 1,
 			  PRIMARY KEY  (`id`),
 			  KEY `referrer` (`referrer`),
 			  KEY `target` (`target`),
diff --git a/inc/class-statify.php b/inc/class-statify.php
index 398d1385..f01a2261 100755
--- a/inc/class-statify.php
+++ b/inc/class-statify.php
@@ -147,6 +147,7 @@ protected static function track( $referrer, $target ) {
 			'created'  => current_time( 'Y-m-d' ),
 			'referrer' => $referrer,
 			'target'   => $target,
+			'hits'     => 1,
 		);
 
 		// Insert.
diff --git a/tests/test-cron.php b/tests/test-cron.php
index 9d8d689e..57f5037f 100644
--- a/tests/test-cron.php
+++ b/tests/test-cron.php
@@ -29,6 +29,8 @@ public function set_up() {
 	 * @preserveGlobalState disabled
 	 */
 	public function test_cronjob() {
+		global $wpdb;
+
 		// Initialize normal cycle, configure storage period of 3 days.
 		$this->init_statify_widget( 3 );
 		$this->assertNotFalse(
@@ -61,7 +63,8 @@ public function test_cronjob() {
 			$this->assertEquals( 2, $v['count'], 'Unexpected visit count' );
 		}
 
-		// Run the cron job.
+		// Run the cron job without aggregation.
+		add_filter( 'statify__skip_aggregation', '__return_true' );
 		Statify_Cron::cleanup_data();
 
 		// Verify that 2 days have been deleted.
@@ -72,5 +75,66 @@ public function test_cronjob() {
 			$this->assertContains( $v['date'], $remaining_dates, 'Unexpected remaining date in stats' );
 			$this->assertEquals( 2, $v['count'], 'Unexpected visit count' );
 		}
+		$this->assertEquals(
+			6,
+			$wpdb->get_var( "SELECT COUNT(*) FROM `$wpdb->statify`" ),
+			'Unexpected number of entries after cleanup without aggregation'
+		);
+
+		// Run the cron job with aggregation (default).
+		remove_filter( 'statify__skip_aggregation', '__return_true' );
+		Statify_Cron::cleanup_data();
+		$this->assertEquals(
+			3,
+			$wpdb->get_var( "SELECT COUNT(*) FROM `$wpdb->statify`" ),
+			'Unexpected number of entries after cleanup with aggregation'
+		);
+	}
+
+	/**
+	 * Test Statify Cron Job execution.
+	 *
+	 * @runInSeparateProcess Must not preserve global constant.
+	 * @preserveGlobalState disabled
+	 */
+	public function test_aggregation() {
+		global $wpdb;
+
+		// Insert test data: 2 days with 3 and 4 distinct combinations of referrer and target.
+		$date  = new DateTime();
+		$this->insert_test_data( $date->format( 'Y-m-d' ), '', '', 2 );
+		$this->insert_test_data( $date->format( 'Y-m-d' ), 'https://statify.pluginkollektiv.org/', '/', 3 );
+		$this->insert_test_data( $date->format( 'Y-m-d' ), 'https://statify.pluginkollektiv.org/', '/test/', 4 );
+		$this->insert_test_data( $date->format( 'Y-m-d' ), 'https://pluginkollektiv.org/', '/', 5 );
+		$date->modify( '-1 days' );
+		$this->insert_test_data( $date->format( 'Y-m-d' ), 'https://statify.pluginkollektiv.org/', '/', 4 );
+		$this->insert_test_data( $date->format( 'Y-m-d' ), 'https://statify.pluginkollektiv.org/', '/test/', 3 );
+		$this->insert_test_data( $date->format( 'Y-m-d' ), 'https://pluginkollektiv.org/', '/', 2 );
+
+		// Get baseline.
+		$this->assertEquals( 23, $wpdb->get_var( "SELECT COUNT(*) FROM `$wpdb->statify`" ), 'Unexpected number of entries before aggregation' );
+		$stats = $this->get_stats();
+
+		// Trigger aggregation.
+		Statify_Cron::aggregate_data();
+
+		// Verify results.
+		$this->assertEquals( 7, $wpdb->get_var( "SELECT COUNT(*) FROM `$wpdb->statify`" ), 'Unexpected number of entries after aggregation' );
+		$stats2 = $this->get_stats();
+		$this->assertEquals( $stats, $stats2, 'Statistics data should be the same after aggregation' );
+		// Check one single row explicitly.
+		$this->assertEquals(
+			3,
+			$wpdb->get_var(
+				$wpdb->prepare(
+					"SELECT hits FROM `$wpdb->statify` WHERE created = %s AND referrer = %s AND target = %s",
+					$date->format( 'Y-m-d' ),
+					'https://statify.pluginkollektiv.org/',
+					'/test/'
+				)
+			),
+			'Unexpected hit count after aggregation'
+		);
+
 	}
 }
diff --git a/tests/test-tracking.php b/tests/test-tracking.php
index 66dad2bb..07d8433e 100644
--- a/tests/test-tracking.php
+++ b/tests/test-tracking.php
@@ -361,10 +361,11 @@ function ( $data, $id ) use ( &$capture ) {
 		$this->assertNotNull( $stats['visits'][0]['count'], 'Request not tracked' );
 		$this->assertNotEmpty( $capture, 'Hook stativy__visit_saved has not fired' );
 		$this->assertTrue( is_numeric( $capture['id'] ) && $capture['id'] > 0, 'unexpected entry ID' );
-		$this->assertCount( 3, $capture['data'], 'unexpected number of data fields' );
+		$this->assertCount( 4, $capture['data'], 'unexpected number of data fields' );
 		$this->assertEquals( ( new DateTime() )->format( 'Y-m-d' ), $capture['data']['created'], 'unexpected creation date' );
 		$this->assertEquals( 'https://statify.pluginkollektiv.org/', $capture['data']['referrer'], 'unexpected referrer' );
 		$this->assertEquals( '/page', $capture['data']['target'], 'unexpected target' );
+		$this->assertEquals( 1, $capture['data']['hits'], 'unexpected hits' );
 	}
 
 	/**