diff --git a/pandora_console/include/functions_reporting.php b/pandora_console/include/functions_reporting.php
index a71214396c..4e6a3cd6c7 100755
--- a/pandora_console/include/functions_reporting.php
+++ b/pandora_console/include/functions_reporting.php
@@ -6147,7 +6147,13 @@ function reporting_advanced_sla(
                             $time_total += $time_interval;
 
                             if ($time_interval > 0) {
-                                $total_checks++;
+                                if (isset($current_data['type']) === false
+                                    || ((int) $current_data['type'] === 0
+                                    && $i !== 0)
+                                ) {
+                                    $total_checks++;
+                                }
+
                                 if ((isset($current_data['datos']))
                                     && ($current_data['datos'] !== false)
                                 ) {
@@ -6159,7 +6165,7 @@ function reporting_advanced_sla(
                                             $match = preg_match('/'.$max_value.'/', $current_data['datos']);
                                         }
 
-                                        // Take notice of $inverse_interval value,
+                                        // Take notice of $inverse_interval value.
                                         if ($inverse_interval == 0) {
                                             $sla_check_value = $match;
                                         } else {
@@ -6176,19 +6182,41 @@ function reporting_advanced_sla(
 
                                     // Not unknown nor not init values.
                                     if ($sla_check_value) {
-                                        $ok_checks++;
+                                        if (isset($current_data['type']) === false
+                                            || ((int) $current_data['type'] === 0
+                                            && $i !== 0)
+                                        ) {
+                                            $ok_checks++;
+                                        }
+
                                         $time_in_ok += $time_interval;
                                     } else {
-                                        $bad_checks++;
+                                        if (isset($current_data['type']) === false
+                                            || ((int) $current_data['type'] === 0
+                                            && $i !== 0)
+                                        ) {
+                                            $bad_checks++;
+                                        }
+
                                         $time_in_error += $time_interval;
                                     }
                                 } else {
                                     if ($current_data['datos'] === null) {
                                         $time_in_unknown += $time_interval;
-                                        $unknown_checks++;
+                                        if (isset($current_data['type']) === false
+                                            || ((int) $current_data['type'] === 0
+                                            && $i !== 0)
+                                        ) {
+                                            $unknown_checks++;
+                                        }
                                     } else if ($current_data['datos'] === false) {
                                         $time_in_not_init += $time_interval;
-                                        $not_init_checks++;
+                                        if (isset($current_data['type']) === false
+                                            || ((int) $current_data['type'] === 0
+                                            && $i !== 0)
+                                        ) {
+                                            $not_init_checks++;
+                                        }
                                     }
                                 }
                             }