diff --git a/includes/class-sp-player-list.php b/includes/class-sp-player-list.php
index 2d3a7074..0cad9bd5 100644
--- a/includes/class-sp-player-list.php
+++ b/includes/class-sp-player-list.php
@@ -526,8 +526,10 @@ class SP_Player_List extends SP_Custom_Post {
 					endif;
 				endif;
 
-				if ( $placeholder !== '' ):
+				if ( $placeholder !== '' && is_numeric( $placeholder ) ):
 					$placeholders[ $player_id ][ $stat->post_name ] = sp_array_value( $placeholders[ $player_id ], $stat->post_name, 0 ) + $placeholder;
+				else:
+					$placeholders[ $player_id ][ $stat->post_name ] = sp_array_value( $placeholders[ $player_id ], $stat->post_name, '-' );
 				endif;
 			endforeach;