Added Statistics calculation

Statistics now show calculated values

node_modules/@mui/x-date-pickers/esm/internals/models/props/toolbar.d.ts

@@ -0,0 +1,27 @@
+import * as React from 'react';
+import { SxProps } from '@mui/system';
+import { Theme } from '@mui/material/styles';
+export interface BaseToolbarProps extends ExportedBaseToolbarProps {
+  titleId?: string;
+}
+export interface ExportedBaseToolbarProps {
+  /**
+   * Toolbar date format.
+   */
+  toolbarFormat?: string;
+  /**
+   * Toolbar value placeholder—it is displayed when the value is empty.
+   * @default "––"
+   */
+  toolbarPlaceholder?: React.ReactNode;
+  className?: string;
+  /**
+   * If `true`, show the toolbar even in desktop mode.
+   * @default `true` for Desktop, `false` for Mobile.
+   */
+  hidden?: boolean;
+  /**
+   * The system prop that allows defining system overrides as well as additional CSS styles.
+   */
+  sx?: SxProps<Theme>;
+}