diff --git a/services/nginx/app/modules/economic/endpoints/departments/economic_departments_endpoint.php b/services/nginx/app/modules/economic/endpoints/departments/economic_departments_endpoint.php
index 620eca30..617f3561 100644
--- a/services/nginx/app/modules/economic/endpoints/departments/economic_departments_endpoint.php
+++ b/services/nginx/app/modules/economic/endpoints/departments/economic_departments_endpoint.php
@@ -10,11 +10,15 @@ class economic_departments_endpoint
 
     /**
      * List all departments
+     * @param array $filters Example: ['filter' => 'value']
+     * @param array $pagination Example: ['maxPageSize' => 100, 'skipPages' => 0]
      * @return object {collection: [department], pagination: {maxPageSize: number, skipPages: number, results: number}}
      */
-    public function get(): object
+    public function get(array $filters = [], array $pagination = []): object
     {
-        $response = $this->send_request('/departments', 'GET');
+        $response = $this->send_request(
+            '/departments/?filter=' . self::filters($filters) . self::pagination($pagination),
+            'GET');
         // Return the response as an object
         return json_decode($response);
     }
diff --git a/services/nginx/app/modules/economic/endpoints/economic_invoices_endpoint.php b/services/nginx/app/modules/economic/endpoints/economic_invoices_endpoint.php
index 141b8d28..397c5130 100644
--- a/services/nginx/app/modules/economic/endpoints/economic_invoices_endpoint.php
+++ b/services/nginx/app/modules/economic/endpoints/economic_invoices_endpoint.php
@@ -3,7 +3,9 @@
 namespace endpoints;
 require_once WD . '/modules/economic/endpoints/invoices/economic_invoices_totals_endpoint.php';
 require_once WD . '/modules/economic/endpoints/invoices/economic_invoices_sent_endpoint.php';
+require_once WD . '/modules/economic/endpoints/invoices/economic_invoices_booked_endpoint.php';
 
+use endpoints\orders\economic_invoices_booked_endpoint;
 use endpoints\orders\economic_invoices_sent_endpoint;
 use endpoints\orders\economic_invoices_totals_endpoint;
 use traits\economic_endpoint_t;
@@ -22,10 +24,16 @@ class economic_invoices_endpoint
      * @var economic_invoices_sent_endpoint
      */
     public economic_invoices_sent_endpoint $sent;
+    /**
+     * Any endpoints reached by the /invoices/booked endpoint
+     * @var economic_invoices_booked_endpoint
+     */
+    public economic_invoices_booked_endpoint $booked;
 
     public function __construct()
     {
         $this->totals = new economic_invoices_totals_endpoint();
         $this->sent = new economic_invoices_sent_endpoint();
+        $this->booked = new economic_invoices_booked_endpoint();
     }
 }
\ No newline at end of file
diff --git a/services/nginx/app/modules/economic/endpoints/invoices/economic_invoices_booked_endpoint.php b/services/nginx/app/modules/economic/endpoints/invoices/economic_invoices_booked_endpoint.php
new file mode 100644
index 00000000..02419725
--- /dev/null
+++ b/services/nginx/app/modules/economic/endpoints/invoices/economic_invoices_booked_endpoint.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace endpoints\orders;
+
+use traits\economic_endpoint_t;
+
+class economic_invoices_booked_endpoint
+{
+    use economic_endpoint_t;
+
+    /**
+     * List sent invoices
+     * @param string $filter Set the filter using the self::filter method
+     * @return object {collection: [order], pagination: {maxPageSize: number, skipPages: number, results: number}}
+     */
+    public function get(array $filters = []): object
+    {
+        $response = $this->send_request(
+            '/invoices/booked/?filter=' . self::filters($filters),
+            'GET'
+        );
+        // Return the response as an object
+        return json_decode($response);
+    }
+
+    /**
+     * Get invoice lines
+     * @param array $invoice_ids List of invoice ids to get lines for (e.g. [1, 2, 3])
+     * @param array $filters Set the filter using the self::filter method
+     * @return array {invoice_id: {collection: [invoice_line], pagination: {maxPageSize: number, skipPages: number, results: number}}}
+     */
+    public function get_invoice_lines(array $invoice_ids, array $filters = []): array
+    {
+        $tmp_invoices = [];
+        foreach ( $invoice_ids as $invoice ) {
+            $response = $this->send_request(
+                '/invoices/booked/' . $invoice . '/?filter=' . self::filters($filters),
+                'GET'
+            );
+            $tmp_invoices[$invoice] = json_decode($response)->lines;
+        }
+        return $tmp_invoices;
+    }
+
+}
\ No newline at end of file
diff --git a/services/nginx/app/statistics/economic_s.php b/services/nginx/app/statistics/economic_s.php
index 530bee9c..e54fc678 100644
--- a/services/nginx/app/statistics/economic_s.php
+++ b/services/nginx/app/statistics/economic_s.php
@@ -54,12 +54,93 @@ class economic_s
      */
     public function get_department_sent_invoice_totals(): economic_s
     {
-        //TODO: Implement this
         // Get the economic class
         $economic = new economic();
+
         // Get the totals
-        $data = $economic->invoices->sent->get();
-        //print_r($data);
+        $invoices = $economic->invoices->booked->get([
+            '(date$gte:' . $this->start . '$and:date$lte:' . $this->end . ')' => '', // To allow for time filtering, we need to add the time frame to the query
+        ])->collection;
+
+        // Get the departments
+        $departments = $economic->departments->departments->get(
+            [],
+            [
+                'skipPages' => 0,
+                'pageSize' => 1000, // Since the limit is 1000, we need to set the page size to 1000.
+            ]
+        )->collection;
+        /**
+         * To get the department name from the department number, we need to create an array with the department number as the key and the department name as the value.
+         * This results in an array like this:
+         * departmentNumber => name
+         * [
+         *   10 => ['name' => 'Department 1', 'departmentNumber' => 10, 'products' => ['product 1' => 10, 'product 2' => 20], 'totalNetAmount' => 0],
+         *   20 => ['name' => 'Department 2', 'departmentNumber' => 20, 'products' => ['product 1' => 10, 'product 2' => 20], 'totalNetAmount' => 0],
+         * ]
+         */
+        $departments_temp = array_column($departments, 'name', 'departmentNumber');
+        // Add an unknown (0) department, in case the departmentDistributionNumber is not set
+        $departments_temp[0] = 'Unknown';
+        $departments = [];
+        foreach ( $departments_temp as $departmentNumber => $name ) {
+            $departments[$departmentNumber] = [
+                'name' => $name,
+                'departmentNumber' => $departmentNumber,
+                'products' => [],
+                'totalNetAmount' => 0,
+                'invoiceCount' => 0,
+            ];
+        }
+
+        // Get the bookedInvoiceNumbers
+        $booked_invoice_numbers = [];
+        foreach ( $invoices as $invoice ) {
+            $booked_invoice_numbers[] = $invoice->bookedInvoiceNumber;
+        }
+        // Get the invoice lines
+        $invoice_lines = $economic->invoices->booked->get_invoice_lines($booked_invoice_numbers);
+        // Add the net amount, invoice count and products array to the departments
+        foreach ( $invoice_lines as $invoice_id => $lines ) {
+            foreach ( $lines as $line ) {
+                // Check if the departmentDistributionNumber is set and the quantity is greater than 0
+                $tmp_department = 0;
+                if (isset($line->departmentalDistribution->departmentalDistributionNumber)) {
+                    // Set the department to unknown
+                    $tmp_department = $line->departmentalDistribution->departmentalDistributionNumber;
+                }
+                if ($line->quantity == 0) {
+                    // Skip the line if the quantity is 0
+                    continue;
+                }
+                // Add the net amount to the department
+                $departments[$tmp_department]['totalNetAmount'] += $line->totalNetAmount;
+                // Add the product to the department
+                if (!isset($departments[$tmp_department]['products'][$line->product->productNumber])) {
+                    $departments[$tmp_department]['products'][$line->product->productNumber] = 0;
+                }
+                $departments[$tmp_department]['products'][$line->product->productNumber] += $line->quantity;
+                // Add the invoice count to the department
+                $departments[$tmp_department]['invoiceCount']++;
+            }
+        }
+
+        // Clear the invoice lines that has quantity 0, since they don't have any value to the statistics
+        foreach ( $invoice_lines as $invoice_id => $lines ) {
+            foreach ( $lines as $key => $line ) {
+                if ($line->quantity == 0) {
+                    unset($invoice_lines[$invoice_id][$key]);
+                }
+            }
+        }
+
+        // Add the data sets
+        foreach ( $departments as $department ) {
+            $this->add_data_set($department['name'], [
+                'Faktureret (DKK)' => $department['totalNetAmount'],
+            ]);
+        }
+
         return $this;
     }
 
diff --git a/services/nginx/app/traits/economic_endpoint_t.php b/services/nginx/app/traits/economic_endpoint_t.php
index c9795405..f9b776a2 100644
--- a/services/nginx/app/traits/economic_endpoint_t.php
+++ b/services/nginx/app/traits/economic_endpoint_t.php
@@ -18,6 +18,44 @@ trait economic_endpoint_t
 
     }
 
+    /**
+     * Filters for e-conomic requests
+     * @param array $filters
+     * @return string The filters for the request (e.g. 'customerNumber$eq:12345678')
+     * @example ['customer.customerNumber' => '12345678']
+     */
+    public static function filters(array $filters): string
+    {
+        $filter_string = '';
+        foreach ( $filters as $key => $value ) {
+            // If the filter string is not empty, and the key has a value, add an $and
+            if (!empty($filter_string) && !empty($value)) {
+                $filter_string .= '$and:';
+            }
+            // Check if there's a "$" in the key, and if not, add it as $eq (equals) by default
+            if (!str_contains($value, '$') && !empty($value)) {
+                $value = '$eq:' . $value;
+            }
+            $filter_string .= $key . $value;
+        }
+        return $filter_string;
+    }
+
+    /**
+     * Pagination for e-conomic requests
+     * @param array $pagination
+     * @return string The pagination for the request (e.g. '&maxPageSize=100&skipPages=0')
+     * @example ['maxPageSize' => 100, 'skipPages' => 0]
+     */
+    public static function pagination(array $pagination): string
+    {
+        $pagination_string = '';
+        foreach ( $pagination as $key => $value ) {
+            $pagination_string .= '&' . $key . '=' . $value;
+        }
+        return $pagination_string;
+    }
+
     /**
      * Send a request to the Economic API
      * @param string $url
diff --git a/services/nginx/app/traits/statistic_t.php b/services/nginx/app/traits/statistic_t.php
index 65845edd..f99c28c5 100644
--- a/services/nginx/app/traits/statistic_t.php
+++ b/services/nginx/app/traits/statistic_t.php
@@ -105,6 +105,7 @@ trait statistic_t
         return date('Y-m-d');
     }
 
+
     /**
      * Add a data set to the statistics
      * @param string $label The label for the data set (e.g. 'January')
diff --git a/services/nginx/nginx.conf b/services/nginx/nginx.conf
index 7cde20ea..eba20470 100644
--- a/services/nginx/nginx.conf
+++ b/services/nginx/nginx.conf
@@ -58,13 +58,13 @@ http {
         # Location block for PHP files
 
         location ^~ / {
-            add_header Access-Control-Allow-Methods "GET, POST, OPTIONS";
+            add_header Access-Control-Allow-Methods "GET, POST, OPTIONS, PUT, DELETE";
             add_header Access-Control-Allow-Headers "Authorization, Content-Type, X-Requested-With";
             add_header Access-Control-Allow-Credentials true;
 
             if ($request_method = 'OPTIONS') {
                 add_header Access-Control-Allow-Origin *;
-                add_header Access-Control-Allow-Methods "GET, POST, OPTIONS";
+                add_header Access-Control-Allow-Methods "GET, POST, OPTIONS, PUT, DELETE";
                 add_header Access-Control-Allow-Headers "Authorization, Content-Type, X-Requested-With";
                 return 204;
             }