plates as $template_data ) {

			$template   = $template_data['template'];
			$categories = explode( ',', $template_data['categories'] );

			if ( $template['has_access'] ) {
				++$available_templates_count;
			}

			if ( $template['favorite'] ) {
				++$favorites_templates_count;
			}

			if ( $template['source'] === 'wpforms-user-template' ) {
				++$user_templates_count;
			}

			if ( is_array( $categories ) ) {
				array_push( $all_categories, ...$categories );
				continue;
			}

			$all_categories[] = $categories;
		}

		$categories_count                  = array_count_values( $all_categories );
		$categories_count['all']           = count( $this->prepared_templates );
		$categories_count['available']     = $available_templates_count;
		$categories_count['favorites']     = $favorites_templates_count;
		$categories_count['user']          = $user_templates_count;
		$categories_count['subcategories'] = $this->get_count_in_subcategories();

		return $categories_count;
	}

	/**
	 * Get subcategories templates count.
	 *
	 * @since 1.8.7
	 *
	 * @return array
	 */
	private function get_count_in_subcategories(): array {

		$all_subcategories = [];

		foreach ( $this->prepared_templates as $template_data ) {

			$subcategories = explode( ',', $template_data['subcategories'] );

			if ( is_array( $subcategories ) ) {
				array_push( $all_subcategories, ...$subcategories );
				continue;
			}

			$all_subcategories[] = $subcategories;
		}

		return array_count_values( $all_subcategories );
	}
}